Update README.md

README.md

@@ -162,11 +162,11 @@ This datasets repo contains the queries, passages/documents and judgements for t
 For the DAPR benchmark, it contains 5 datasets:
 | Dataset | #Queries (test) | #Documents | #Passages
 | --- |  --- | --- | --- |
-| MS MARCO | 2,722 | 1,359,163 | 2,383,023* |
-| Natural Questions | 3,610 | 108,626 | 2,682,017|
-| MIRACL | 799 | 5,758,285 |32,893,221|
-| Genomics | 62 | 162,259 |12,641,127|
-| ConditionalQA | 271 | 652 |69,199|
+| [MS MARCO](https://microsoft.github.io/msmarco/) | 2,722 | 1,359,163 | 2,383,023* |
+| [Natural Questions](https://ai.google.com/research/NaturalQuestions) | 3,610 | 108,626 | 2,682,017|
+| [MIRACL](https://project-miracl.github.io/) | 799 | 5,758,285 |32,893,221|
+| [Genomics](https://dmice.ohsu.edu/trec-gen/) | 62 | 162,259 |12,641,127|
+| [ConditionalQA](https://haitian-sun.github.io/conditionalqa/) | 271 | 652 |69,199|
 
 And additionally, NQ-hard, the hard subset of queries from Natural Questions is also included (516 in total). These queries are hard because understanding the document context (e.g. coreference, main topic, multi-hop reasoning, and acronym) is necessary for retrieving the relevant passages.