math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Stephen had 219 lemon. James get hold of some lemon. Now Stephen has 5  lemon. 
sentence 2:  James got 215 lemons. 
<equate> (219 - 5, 215)
Stephen had 219 lemon. James get hold of some lemon. Now Stephen has 5  lemon. 
 James got 215 lemons. 