math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Teresa had 276 Watch. Helen gripped some Watch. Now Teresa has 85  Watch. 
sentence 2:  Helen gripped 195 Watch.
<equate> (276 - 85, 195)
Teresa had 276 Watch. Helen gripped some Watch. Now Teresa has 85  Watch. 
 Helen gripped 195 Watch.