Update README.md

README.md

@@ -50,6 +50,10 @@ tags:
 - biology
 - relation-classification
 - medical
+- relation-extraction
+- gene
+- disease
+- gda
 pretty_name: TBGA
 size_categories:
 - 100K<n<1M
@@ -106,15 +110,15 @@ An example of 'train' looks as follows:
 ### Data Fields
 
 - `text`: the text of this example, a `string` feature.
-- `h`: head entity
-    - `id`: identifier of the head entity, a `string` feature.
-    - `pos`: character offset start of the head entity and its length, a list of `int32` features.
-    - `name`: normalized head entity text (not the text of the mention), a `string` feature.
-- `t`: tail entity
-    - `id`: identifier of the tail entity, a `string` feature.
-    - `pos`: character offset start of the tail entity and its length, a list of `int32` features.
-    - `name`: normalized tail entity text (not the text of the mention), a `string` feature.
-- `relation`: a class label.
+- `h`: the gene entity
+    - `id`: NCBI Entrez ID associated with the gene entity, a `string` feature.
+    - `pos`: list consisting of starting position and length of the gene mention withintext, a list of `int32` features.
+    - `name`: NCBI official gene symbol associated with the gene entity (not the text of the mention), a `string` feature.
+- `t`: the disease entity
+    - `id`: UMLS Concept Unique Identifier (CUI) associated with the disease entity, a `string` feature.
+    - `pos`: list consisting of starting position and length of the disease mention withintext, a list of `int32` features.
+    - `name`:  UMLS preferred term associated with the disease entity (not the text of the mention), a `string` feature.
+- `relation`: a class label associated with the given GDA.
 
 
 ## Citation