math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: John had 5 blueberry. Barbara confered him some more. Now John has 193 blueberry. 
sentence 2:  Barbara confered John 188 blueberry.
<equate> (193 - 5, 188)
John had 5 blueberry. Barbara confered him some more. Now John has 193 blueberry. 
 Barbara confered John 188 blueberry.