Update README.md

README.md

@@ -57,6 +57,11 @@ The model has been trained using an efficient few-shot learning technique that i
 1. Fine-tuning a [Sentence Transformer](https://www.sbert.net) with contrastive learning.
 2. Training a classification head with features from the fine-tuned Sentence Transformer.
 
+undefined = Health
+1 = Housing
+2 = Defence
+3 = Climate
+
 ## Model Details
 
 ### Model Description