Add README for video dataset

README.md

@@ -1,21 +1,11 @@
----
-dataset_info:
-  features:
-  - name: videos
-    sequence: string
-  - name: metavalue
-    dtype: string
-  - name: npz_data
-    dtype: string
-  splits:
-  - name: robotics_kitchen
-    num_bytes: 22549618791
-    num_examples: 7500
-  download_size: 21899411550
-  dataset_size: 22549618791
-configs:
-- config_name: default
-  data_files:
-  - split: robotics_kitchen
-    path: data/robotics_kitchen-*
----
+# CausalVerse Video Dataset
+
+Available splits: robotics_kitchen
+Each record contains the following columns:
+```
+videos, metavalue, npz_data
+```
+
+## robotics_kitchen
+- **Examples**: 7500
+- **Columns**: videos, metavalue, npz_data