Update README.md

README.md

@@ -109,8 +109,9 @@ Number of Instances in each split
 | gen_train234_test2to10 | 12064 | 3019 | 1048 |
 | rob_train_clean_23_test_all_23 | 8098 | 2026 | 447 |
 | rob_train_disc_23_test_all_23 | 8080 | 2020 | 445 |
+| rob_train_irr_23_test_all_23 | 8079 | 2020 | 444 |
 | rob_train_sup_23_test_all_23 |  | | |
-| rob_train_irr_23_test_all_23 | | | |
+
 
 ## Citation Information
 ```