math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Barbara had some cherry. Ana gave him 2 more. Now Barbara has 17 cherry. 
sentence 2:  Barbara initially had 11 cherries.
<equate> (17 - 2, 11)
Barbara had some cherry. Ana gave him 2 more. Now Barbara has 17 cherry. 
 Barbara initially had 11 cherries.