Add basic metadata

This PR ensures basic metadata (such as task categories and license) is present in the YAML metadata section.

README.md

@@ -1,4 +1,9 @@
 ---
+task_categories:
+- image-text-to-text
+license: cc-by-4.0
+language:
+- en
 dataset_info:
   features:
   - name: id
@@ -41,6 +46,7 @@ configs:
   - split: train
     path: hard_data/train-*
 ---
+
 # VisualSimpleQA
 
 ## Introduction
@@ -58,7 +64,8 @@ The dataset reviewer above illustrates 129 samples from VisualSimpleQA-hard.
    'answer': 'The Armitt Museum, Gallery, Library', 'rationale': 'Jemima Puddle-Duck',
    'text_only_question': 'Which institution did the creator of Jemima Puddle-Duck donate her natural science-related paintings to?',
    'image_source': 'https://www.gutenberg.org/files/14814/14814-h/images/15-tb.jpg',
-   'evidence': 'https://www.armitt.com/beatrix-potter-exhibition/\nhttps://en.wikipedia.org/wiki/Beatrix_Potter',
+   'evidence': 'https://www.armitt.com/beatrix-potter-exhibition/
+https://en.wikipedia.org/wiki/Beatrix_Potter',
    'resolution': '400x360',
    'proportion_of_roi': '0.2232',
    'category': 'research and education',