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README.md

@@ -17,31 +17,45 @@ size_categories:
 
 Algebra problems from Khan Academy in ChatML format. Covers topics such as equations, polynomials, functions, and more.
 
-## Dataset size
+## Quick Start
 
-~1.24M problem-answer pairs.
+```python
+from datasets import load_dataset
+
+dataset = load_dataset("NecroMOnk/khan-math-algebra")
 
-## Format
+print(dataset["train"][0])
+```
 
-Each record is in ChatML format:
+Example record:
 
 ```json
 {
   "messages": [
     {"role": "system", "content": "You are a mathematics tutor. Answer the following math problem."},
-    {"role": "user", "content": "Find the curl of..."},
-    {"role": "assistant", "content": "$\\left\\{...\\right\\}$"}
+    {"role": "user", "content": "Find the arclength of the function $f(x) = \\log(2x)$ on the interval $x=4$ to $x=5$"},
+    {"role": "assistant", "content": "$-\\sqrt{17}+\\sqrt{26}+\\tanh^{-1}\\left(\\sqrt{17}\\right)-\\tanh^{-1}\\left(\\sqrt{26}\\right)$"}
   ],
   "topic": "calculus",
-  "subtopic": "curl"
+  "subtopic": "arclength"
 }
 ```
 
+## Dataset Stats
+
+- **1.24M** problems
+- ChatML format
+- Source: Khan Academy algebra materials
+- Language: English
+- Math notation: LaTeX
+
 ## Fields
 
-- `messages`: ChatML conversation with system, user, and assistant turns
-- `topic`: top-level math topic (algebra, calculus, etc.)
-- `subtopic`: specific subtopic derived from folder structure
+| Field | Type | Description |
+|---|---|---|
+| `messages` | list | ChatML turns: system, user, assistant |
+| `topic` | string | Top-level math topic (e.g. `calculus`) |
+| `subtopic` | string | Specific subtopic (e.g. `arclength`) |
 
 ## Source
 
@@ -52,11 +66,3 @@ Problems and answers are in LaTeX format.
 
 - **v1** – raw extraction, minor artifacts possible (e.g. degenerate intervals, `+-` notation)
 - **v2** – cleaned formulas, extraction artifacts removed *(coming soon)*
-
-## Usage
-
-```python
-from datasets import load_dataset
-
-ds = load_dataset("NecroMOnk/khan-math-algebra")
-```