updated appendix

README.md

@@ -108,7 +108,7 @@ For any questions or issues with the dataset, please contact the author at kilia
 
 ## Appendix
 
-##### Code to Generate the Train-Test Split on full_data in Python
+#### 1. Code for Generating the Train-Test Split on full_data in Python
 ```
 from sklearn.model_selection import train_test_split
 
@@ -119,7 +119,6 @@ template_names = lexicographicDataWikidataSPARQL['template_name'].unique()
 test_set = pd.DataFrame()
 train_set = pd.DataFrame()
 
-
 for template_name in template_names:
     # get the samples for the template_name
     samples = lexicographicDataWikidataSPARQL[lexicographicDataWikidataSPARQL['template_name'] == template_name]
@@ -135,7 +134,6 @@ for template_name in template_names:
         print(f"{template_name} has more than 20 samples")
         train, test = train_test_split(samples, test_size=20)
 
-    
     test_set = pd.concat([test_set, test])
     train_set = pd.concat([train_set, train])
 ```