Update README.md

README.md

@@ -51,9 +51,16 @@ configs:
   - name: relations
     dtype:
       sequence:
-      - string
-      - string
-      - string
+      - name: relationship
+        dtype:
+          class_label:
+            names:
+              '0': uncausal
+              '1': causal
+      - name: first
+        dtype: string
+      - name: second
+        dtype: string
 train-eval-index:
 - config: causality detection
   task: text-classification