add example

README.md

@@ -8,7 +8,8 @@ pretty_name: MS MARCO hard negatives
 size_categories:
   - "100K<n<1M"
 source_datasets:
-  - MSMARCO
+  - "BeIR/msmarco"
+  - "sentence-transformers/msmarco-hard-negatives"
 task_categories:
   - sentence-similarity
 dataset_info:
@@ -79,7 +80,7 @@ This is the original [BeIR-msmarco](https://huggingface.co/datasets/BeIR/msmarco
 ```python
 from datasets import load_dataset
 
-data = load_dataset('nixiesearch/ms_marco_hard_negatives')
+data = load_dataset('nixiesearch/ms-marco-hard-negatives')
 print(data["train"].features)
 ```
 

example.py

@@ -0,0 +1,4 @@
+from datasets import load_dataset
+
+ds = load_dataset("nixiesearch/ms-marco-hard-negatives")
+print(ds["train"].features)