math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Ethel had 10 Banana. Ronald contributeed him some more. Now Ethel has 118 Banana. 
sentence 2:  Ronald contributed 108 Bananas to Ethel.
<equate> (118 - 10, 108)
Ethel had 10 Banana. Ronald contributeed him some more. Now Ethel has 118 Banana. 
 Ronald contributed 108 Bananas to Ethel.