math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Jane had 138 coconut. Gertrude grabbed some coconut. Now Jane has 58  coconut. 
sentence 2:  Gertrude grabbed 76 coconuts.
<equate> (138 - 58, 76)
Jane had 138 coconut. Gertrude grabbed some coconut. Now Jane has 58  coconut. 
 Gertrude grabbed 76 coconuts.