Update README.md

README.md

@@ -21,7 +21,7 @@ influenced by its behavior in a monolingual context (English or French).
 
 ## Dataset
 The training dataset comprises the [mMARCO dataset](https://huggingface.co/datasets/unicamp-dl/mmarco), consisting of query/positive/hard negative triplets. Additionally,
-we have included [SQuAD](https://huggingface.co/datasets/rajpurkar/squad) data from the train split, forming query/positive/hard negative triplets. To generate hard
+we have included [SQuAD](https://huggingface.co/datasets/rajpurkar/squad) data from the "train" split, forming query/positive/hard negative triplets. To generate hard
 negative data for SQuAD, we considered contexts from the same theme as the query but from a different set of queries. Hence, the negative observations address the same
 themes as the queries but presumably do not contain the answer to the question.