math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Michael had 118 nectarine. Charles gripped some nectarine. Now Michael has 72  nectarine. 
sentence 2:  Charles gripped 45 nectarines.
<equate> (118 - 72, 45)
Michael had 118 nectarine. Charles gripped some nectarine. Now Michael has 72  nectarine. 
 Charles gripped 45 nectarines.