Update README.md

README.md

@@ -40,15 +40,38 @@ configs:
 ### Dataset Summary
 TODO
 
-### Code
+### Example usage
+```python
+from datasets import load_dataset
 
+# load dataset
+grab_dataset = load_dataset("jonathan-roberts1/GRAB", split='GRAB')
+"""
+Dataset({
+    features: ['pid', 'question', 'decoded_image', 'image', 'answer', 'task', 'category', 'complexity'],
+    num_rows: 2170
+})
+"""
+# query individual questions
+grab_dataset[40] # e.g., the 41st element
+"""
+{'pid': 40, 'question': 'What is the value of the y-intercept of the function? Give your answer as an integer.',
+'decoded_image': <PIL.PngImagePlugin.PngImageFile image mode=RGBA size=5836x4842 at 0x12288EA60>,
+'image': 'images/40.png', 'answer': '1', 'task': 'properties', 'category': 'Intercepts and Gradients',
+'complexity': 0}
+"""
+question_40 = grab_dataset[40]['question'] # question
+answer_40 = grab_dataset[40]['answer'] # ground truth answer
+pil_image_40 = grab_dataset[0]['decoded_image']
+```
+Note -- the 'image' feature corresponds to filepaths in the ```images``` dir in this repository: (https://huggingface.co/datasets/jonathan-roberts1/GRAB/resolve/main/images.zip)
 
+Please visit our [GitHub repository](https://github.com/jonathan-roberts1/GRAB) for example inference code.
 
 ### Dataset Curators
 
 This dataset was curated by Jonathan Roberts, Kai Han, and Samuel Albanie
 
-
 ### Citation Information
 ```
 @article{roberts2024grab,