math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Francis had 222 apricot. Sharon grasped some apricot. Now Francis has 54  apricot. 
sentence 2:  Sharon grasped 171 apricots.
<equate> (222 - 54, 171)
Francis had 222 apricot. Sharon grasped some apricot. Now Francis has 54  apricot. 
 Sharon grasped 171 apricots.