math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Connie had some papaya. Sarah gave him 9 more. Now Connie has 31 papaya. 
sentence 2:  Connie had 23 papaya primitively.
<equate> (31 - 9, 23)
Connie had some papaya. Sarah gave him 9 more. Now Connie has 31 papaya. 
 Connie had 23 papaya primitively.