math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Melvin had some blackberry. Juanita gave him 1 more. Now Melvin has 25 blackberry. 
sentence 2:  Melvin had 23 blackberries in the beginning.
<equate> (25 - 1, 23)
Melvin had some blackberry. Juanita gave him 1 more. Now Melvin has 25 blackberry. 
 Melvin had 23 blackberries in the beginning.