math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Therese had some Mango. Jason gave him 2 more. Now Therese has 31 Mango. 
sentence 2:  Therese had 29 Mango initially.
<equate> (31 - 2, 29)
Therese had some Mango. Jason gave him 2 more. Now Therese has 31 Mango. 
 Therese had 29 Mango initially.