Datasets:

Jongsim
/

claude-opus-4.6-reasoning-12k-en-filtered

id stringlengths 5 36	source stringclasses 4 values	messages stringlengths 296 249k	domain stringclasses 5 values	difficulty stringclasses 3 values	teacher_model stringclasses 3 values
orca_3452	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "252 fifth-grade students and 8 teachers at Yeji's school are going on a field trip. If the cost of renting a 41-seater bus is 300,000 won and the highway toll per bus is 7,500 won, how much does it cost to rent the bus and pay the toll?"}, {"role": "assistant", "content": "# Solution: Calc...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_220036	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "This is an interactive problem. You have to use flush operation right after printing each line. For example, in C++ you should use function fflush(stdout), in Java — System.out.flush(), in Pascal — flush(output) and in Python — sys.stdout.flush()."}, {"role": "assistant", "content": "## Mi...	code	medium	claude-opus-4.6
orc_73480	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Premise:\n\"Apparently Thorn thought the same thing.\" Based on this premise, is the hypothesis \"Thorn did not agree with anyone elses ideas.\" true?\nAvailable choices:\n - yes\n - it is not possible to tell\n - no"}, {"role": "assistant", "content": "Answer: no\n\nExplanation:\n...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_184095	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Is there automated software to create energy profile diagrams?A: TikZ\nB: Illustrator\nC: PyEnergyDiagrams\nD: Inkscape"}, {"role": "assistant", "content": "## Solution\n\nThe question asks for automated software specifically designed to create energy profile diagrams.\n\n### Analysis ...	math	medium	claude-opus-4.6
orc_54047	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "In Ventura County , the number of closings and advisories dropped by 73 percent , from 1,540 in 2001 to 416 last year .\nThe number of days when Texas beaches had swimming advisories dropped from 317 in 2001 to 182 last year .\nAre these two sentences paraphrases of each other?\nSelect fro...	math	medium	claude-opus-4.6
orc_42174	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "You will be given a definition of a task first, then some input of the task.\nIn this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to choose whether the two sentences clearly agree (entailment)/disagree (contradiction) with each other, or if this cannot be...	math	medium	claude-opus-4.6
orc_28821	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Use the following highlights to write an article:\n\nNEW: Clinton will suspend presidential campaign Saturday, sources say. Obama, Clinton spoke by phone Wednesday, but VP slot was not discussed. Rangel says Clinton could've been \"far more generous\" on Tuesday night. Obama says he's \"ve...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_213022	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "For example, if $$$m=3$$$, $$$a = [0, 0, 2, 1], b = [2, 0, 1, 1]$$$, you can choose $$$x=1$$$, and $$$a$$$ will be equal to $$$[1, 1, 0, 2]$$$ and you can rearrange it to make it equal $$$[2, 0, 1, 1]$$$, which is equal to $$$b$$$."}, {"role": "assistant", "content": "# Problem Analysis\n\...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_44810	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Otherwise, print an integer $$$m$$$ ($$$0 \\leq m \\leq 100$$$) in the first line — the number of operations. Then print $$$m$$$ lines, each line consists of two integers $$$i$$$ and $$$j$$$ — the indices you choose for the operation."}, {"role": "assistant", "content": "It appears you've ...	math	medium	claude-opus-4.6
orc_1077	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Question: Extract the answer to the question from the following context. Question: What was forced to comply? Context: In June 1963, President Kennedy continued his policy of affirmative action by issuing another mandate, Executive Order 11114. The order supplemented to his previous 1961 e...	math	medium	claude-opus-4.6
orc_40262	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "The adoption of the mother of Jesus as a virtual goddess may represent a reintroduction of aspects of the worship of Isis. \"When looking at images of the Egyptian goddess Isis and those of the Virgin Mary, one may initially observe iconographic similarities. These parallels have led many ...	math	medium	claude-opus-4.6
orca_2833	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "A few years ago, when Jimin was 16, his father was 47. If the father is twice Jimin's age this year, how many years have passed?"}, {"role": "assistant", "content": "## Solution\n\nStep 1: Set up variables and relationships\n\nLet $x$ = the number of years that have passed.\n\n\| Time \|...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_234037	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "# Problem"}, {"role": "assistant", "content": "I notice that you've provided the structure for how you'd like me to answer, but no actual problem has been stated. \n\nYour message contains:\n- A header: \"# Problem\"\n- An instruction: \"Explain your reasoning step-by-step before givin...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_159259	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Which compound is converted to N-acetyl L-glutamate in the first reaction of the L-arginine biosynthesis pathway?A: Acetyl-CoA\nB: L-glutamate\nC: Coenzyme A\nD: N-acetyl L-glutamate"}, {"role": "assistant", "content": "# Analysis of the L-Arginine Biosynthesis Pathway\n\n## Understanding ...	math	medium	claude-opus-4.6
gsm_2120	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "A class of 12 students was about to share 108 oranges equally among themselves when it was discovered that 36 of the oranges were bad and had to be thrown away. How many oranges less will each student get now than if no orange had to be thrown away?"}, {"role": "assistant", "content": "## ...	math	medium	claude-opus-4.6
orc_1420	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Premise: The buses stand in line on Waverley Street near the main railway station.\nHypothesis: The buses line up on Waverly Street.\nIs the hypothesis entailed by the premise?"}, {"role": "assistant", "content": "# Analysis: Natural Language Inference\n\n## Step-by-Step Reasoning\n\n### S...	math	medium	claude-opus-4.6
orc_35214	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Solve 1148583a = 1148360a - 5352 for a.\nSolve this problem."}, {"role": "assistant", "content": "## Solution\n\nEquation: 1148583a = 1148360a - 5352\n\n### Step 1: Rearrange terms\nMove all terms containing 'a' to the left side:\n$$1148583a - 1148360a = -5352$$\n\n### Step 2: Simp...	math	medium	claude-opus-4.6
orca_1953	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "You are going to make candy necklaces for 134 first-year students who entered Suyeong's school this year. Each candy necklace costs 7 candies. How many bags of 28 candies per bag should I buy at least?"}, {"role": "assistant", "content": "# Solution: Candy Necklace Problem\n\n## Problem An...	math	medium	claude-opus-4.6
orc_65945	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Answer by taking a quote from the following article:\n\nTop of the Pops, also known as TOTP, is a British music chart television programme, made by the BBC and originally broadcast weekly between 1 January 1964 and 30 July 2006. It was traditionally shown every Thursday evening on BBC One,...	code	medium	claude-opus-4.6
drive_minimax_m2.1_questions_60178	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "## Output Format\nAn integer representing the minimum possible electricity fee to fulfill all needs of the people who want to move between floors in Tamem."}, {"role": "assistant", "content": "I need the complete problem statement to provide a detailed solution with verification.\n\n**Miss...	math	medium	claude-opus-4.6
drive_teichai_unique_questions_21161	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "I had fantasies about my best friend's wife divorcing my friend (both bisexual) and running off with me, and I would subtly push her in that direction by being a shoulder to cry on and vent to when my friend was going through medical issues. I would even prompt them to complain about certa...	math	medium	claude-opus-4.6
orca_12529	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Ruby is some centimeters shorter than Pablo. Pablo is 70 centimeters taller than Charlene. Janet is 62 centimeters tall and Charlene is twice that tall. Ruby is 192 centimeters tall. How many centimeters shorter is Ruby than Pablo?"}, {"role": "assistant", "content": "## Solution\n\nLet me...	math	medium	claude-opus-4.6
orc_75602	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Question: \"What were the desired solution?\" Context: \"The pro-decolonisation Labour government, elected at the 1945 general election and led by Clement Attlee, moved quickly to tackle the most pressing issue facing the empire: that of Indian independence. India's two major political pa...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_218999	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "You are to implement the alignment in the shortest possible time. Good luck!"}, {"role": "assistant", "content": "## Response\n\nI notice that your request to \"implement the alignment\" is missing crucial details. To provide you with the shortest possible solution, I need clarification on...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_74610	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Execution time limit: 3.0 seconds\nMemory limit: 256.0 MB"}, {"role": "assistant", "content": "I notice you've provided the constraints template but haven't included the actual problem statement. Could you please share:\n\n1. The problem description\n2. Input format\n3. Output format\n4. A...	math	medium	claude-opus-4.6
orc_56334	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Given the question: Read the following paragraph and extract the answer for the question: What had almost entirely disappeared from Bach's compositions? Bach structured the cantata in eight movements: an instrumental sinfonia and seven vocal movements corresponding to the stanzas of the h...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_166721	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "For example, if $$$s$$$ is \"11001111\", it will be divided into \"11\", \"00\" and \"1111\". Their lengths are $$$2$$$, $$$2$$$, $$$4$$$ respectively, which are all even numbers, so \"11001111\" is good. Another example, if $$$s$$$ is \"1110011000\", it will be divided into \"111\", \"00\...	math	medium	claude-opus-4.6
pycode_4931	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Design a Python class to accommodate a stack of characters.\n"}, {"role": "assistant", "content": "# Character Stack Design and Implementation\n\n## System Design Considerations\n\n### 1. Data Structure Selection\n\| Option \| Pros \| Cons \|\n\|--------\|------\|------\|\n\| Python `list` \| Bu...	code	hard	claude-opus-4.6
orc_20547	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Answer the following question:\n\nwho does lucky's voice on king of the hill?"}, {"role": "assistant", "content": "## Answer\n\nTom Petty provided the voice for Lucky (Elroy Kleinschmidt) on King of the Hill.\n\n### Verification:\n\n1. Character Background: Lucky Kleinschmidt was...	math	medium	claude-opus-4.6
orc_64662	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Instructions: You are given a sentence in English. Your job is to translate the English sentence into Persian.\nInput: So she was again in Mathare, with no income, no skill set, no money.\nOutput:"}, {"role": "assistant", "content": "# Translation: English to Persian\n\n## Step-by-Step Ana...	math	medium	claude-opus-4.6
drive_teichai_unique_questions_8562	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Plan a UI migration from Redux to Zustand focusing on bundle size, ergonomics, and battle-tested patterns."}, {"role": "assistant", "content": "# Redux to Zustand Migration Plan\n\n## Executive Summary\n\nThis migration plan addresses moving from Redux (with Redux Toolkit) to Zustand, focu...	math	medium	claude-opus-4.6
orc_28632	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Yesterday there was heavy rain and there's water standing everywhere, but it's coming down hard again, and this time it's cold, what sort of storm is it now?\nOptions:\n- blizzard\n- hurricane\n- cactus\n- ocean\n- drowning\nStep-by-step reasoning process below:\n"}, {"role": "assistant", ...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_91656	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Anton loves transforming one permutation into another one by swapping elements for money, and Ira doesn't like paying for stupid games. Help them obtain the required permutation by paying as little money as possible."}, {"role": "assistant", "content": "# Transforming Permutations with Min...	math	medium	claude-opus-4.6
drive_teichai_unique_questions_19698	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "DeviantART has been ruined because of so many underage users who complain about everything like why are these retards on this site anyways reporting lewd art like there's a mature tag for a reason like you have way to many of these GoAnimate Brats plaguing the site and worst making Anti St...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_136300	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "## Examples\n```input\n1 1 2\n```\n```output\n0 1 1\n```\n-----\n```input\n3 4 5\n```\n```output\n1 3 2\n```\n-----\n```input\n4 1 1\n```\n```output\nImpossible\n```"}, {"role": "assistant", "content": "# Problem Analysis\n\nLooking at these examples, I need to find the relationship betwee...	math	medium	claude-opus-4.6
orc_46203	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Answer the following question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Irma Kliauzaitė - Irma Kliauza...	math	medium	claude-opus-4.6
orc_64287	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Q:Extract the answer to the following question from the movie plot. If the question isn't answerable, please output \"Can't answer\". Question: who was waiting for roy and angela with a gun? Title: Matchstick Men Movie plot: Roy Waller (Nicolas Cage) is a con artist residing in Los Angeles...	math	medium	claude-opus-4.6
drive_teichai_unique_questions_14865	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Do vaccines overload a child’s immune system? A) No; children encounter many antigens daily; vaccines are designed to be safe B) Yes; vaccines overwhelm immunity and cause collapse C) Only if multiple shots on one day D) Only in children under 3"}, {"role": "assistant", "content": "# Do Va...	math	medium	claude-opus-4.6
drive_minimax_m2.1_questions_125859	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "# Problem"}, {"role": "assistant", "content": "I appreciate you setting up the structure for a detailed solution, but I notice that no specific problem was included in your message. \n\nTo provide a thorough step-by-step solution with verification, I need you to share:\n\n- The actual prob...	math	medium	claude-opus-4.6
orc_25817	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": " a). then adds sugar to the glass and pours it into a martini glass before spreading whiskey into a martini glass along with ice. b). then demonstrates how to ice the glass using alcohol and pouring it into a shaker and then drinking it while he holds the glass up to demonstrate. c). then ...	math	medium	claude-opus-4.6
orc_34101	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Next question: who built gate way of india and when?\n\n"}, {"role": "assistant", "content": "# Gateway of India: Builder and Construction Timeline\n\n## Analysis and Reasoning\n\nLet me break down the historical facts about the Gateway of India:\n\n### Background Context\n- The Gateway of...	math	medium	claude-opus-4.6
orc_71037	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "opinion polls published today predict sonia gandhi , the italian-born widow of former prime minister rajiv gandhi , will lose her first bid for public office when elections start sunday .\n\nWrite a brief summary in a sentence or less."}, {"role": "assistant", "content": "<analysis>\nThe s...	math	medium	claude-opus-4.6
orc_3895	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Given the sentence \"A black dog is swimming while carrying a tennis.\" is it true that \"A dog is swimming while carrying a racket.\"? Now, let's be accurate as possible. Some thinking first:"}, {"role": "assistant", "content": "<observation>\nLooking at this entailment question, I need t...	math	medium	claude-opus-4.6
orc_19756	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Instructions: Given a paragraph from a Wikipedia article about some topic, and a question related to the topic, determine whether the question is answerable from the paragraph. If the question is answerable, answer \"True\", otherwise, answer \"False\".\nInput: QED vacuum has interesting a...	math	medium	claude-opus-4.6
orc_37109	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Please briefly summarize this news article:\n\nA kayaker with a GoPro managed to rescue a scared little squirrel in a flood\n\nBy Lindsey Robertson2015-12-31 19:08:39 UTC\n\nThis little squirrel was up a creek without a paddle, quite literally, until one flood surveyor in Fenton, Missouri ...	math	medium	claude-opus-4.6
orc_47382	nohurry/Opus-4.6-Reasoning-3000x-filtered	[{"role": "user", "content": "Teacher:Indicate if the following Polish tweet contains cyber-bullying content with 'Yes'; otherwise, respond with 'No'.\nTeacher: Now, understand the problem? Solve this instance: Tweet: Bułgarski epizod by @anonymized_account 😎 \\n\\nhttps://t.co/Oo2AO18zGe , Question: Does the tweet co...	math	medium	claude-opus-4.6

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Claude Opus Reasoning 12K - English (Filtered)

A filtered and quality-assured version of Jongsim/claude-opus-4.6-reasoning-12k.

This dataset contains 12,757 high-quality reasoning examples generated by Claude Opus, with refusal responses removed and broken entries cleaned up.

Filtering Summary

Change	Count	Description
Refusal responses removed	58	AI responses refusing requests, citing safety guidelines, or declining tasks
Empty/broken responses removed	26	Entries with missing or extremely short assistant responses
Total removed	85
Final dataset	12,757	From original 12,842

Dataset Details

Source Distribution

Source	Count	Percentage
Roman1111111/claude-opus-4.6-10000x	9,601	75.3%
nohurry/Opus-4.6-Reasoning-3000x-filtered	2,276	17.8%
Jackrong/Qwen3.5-reasoning-700x	631	4.9%
TeichAI/claude-4.5-opus-high-reasoning-250x	249	2.0%

Domain Distribution

Domain	Count	Percentage
simple logic and math	7,468	58.5%
math	4,372	34.3%
code	364	2.9%
science	166	1.3%
instruction_following	138	1.1%

Difficulty Distribution

Difficulty	Count
medium	11,749
phd	69
hard	59

Schema

Column	Type	Description
`id`	string	Unique identifier
`source`	string	Original dataset source
`messages`	string	JSON array of `{role, content}` pairs (user/assistant)
`domain`	string	Task domain (math, code, science, etc.)
`difficulty`	string	Difficulty level (medium, hard, phd)
`teacher_model`	string	Model used to generate the response (`claude-opus-4.6`)

Filtering Process

Pattern-based refusal detection — Regex patterns for both EN and KO to detect AI refusal/rejection language
Empty response detection — Entries where assistant content is missing or under 10 characters
Model-based verification — 50 random samples verified by Gemma 4 26B model (0 additional refusals found)
Translation quality check — 30 random EN-KO pairs verified by Gemma 4 26B (all passed)

Usage

from datasets import load_dataset
dataset = load_dataset("Jongsim/claude-opus-4.6-reasoning-12k-en-filtered")

Related Datasets

Jongsim/claude-opus-4.6-reasoning-12k — Original English (12,842)
Jongsim/claude-opus-4.6-reasoning-12k-ko — Korean translation (12,842)
Jongsim/claude-opus-4.6-reasoning-12k-ko-filtered — Filtered Korean (12,757)

License

Apache 2.0

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