math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Ruth had 145 blackberry. Kent get hold of some blackberry. Now Ruth has 25  blackberry. 
sentence 2:  Kent got 120 blackberries.
<equate> (145 - 25, 120)
Ruth had 145 blackberry. Kent get hold of some blackberry. Now Ruth has 25  blackberry. 
 Kent got 120 blackberries.