math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Charles had some Banana. Kevin took 11 from him. Now Charles has 17 Banana. 
sentence 2:  Charles had 28 Bananas in the first place.
<equate> (17 + 11, 28)
Charles had some Banana. Kevin took 11 from him. Now Charles has 17 Banana. 
 Charles had 28 Bananas in the first place.