math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Christina had 38 kiwi. Ron awarded him some more. Now Christina has 56 kiwi. 
sentence 2:  Ron awarded Christina 17 kiwi.
<equate> (56 - 38, 17)
Christina had 38 kiwi. Ron awarded him some more. Now Christina has 56 kiwi. 
 Ron awarded Christina 17 kiwi.