add more extensive typing

superlim-2.py

@@ -201,7 +201,7 @@ class SuperLim(datasets.GeneratorBasedBuilder):
         elif self.config.name == "dalaj-ged":
             features = datasets.Features({
                 "sentence": datasets.Value("string"),
-                "label": datasets.Value("string"),
+                "label": datasets.ClassLabel(num_classes=2, names=['correct', 'incorrect']),
                 "meta": datasets.Features({
                     'error_span': datasets.Value("string"),
                     'confusion_pair': datasets.Value("string"),