math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Patti had some kiwi(fruit). Shane gave him 7 more. Now Patti has 22 kiwi(fruit). 
sentence 2:  Patti had 13 kiwi(fruit) to begin with.
<equate> (22 - 7, 13)
Patti had some kiwi(fruit). Shane gave him 7 more. Now Patti has 22 kiwi(fruit). 
 Patti had 13 kiwi(fruit) to begin with.