math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Jeremy had some mango. Walter gave him 2 more. Now Jeremy has 13 mango. 
sentence 2:  Jeremy had 14 mangoes to begin with.
<equate> (13 - 2, 14)
Jeremy had some mango. Walter gave him 2 more. Now Jeremy has 13 mango. 
 Jeremy had 14 mangoes to begin with.