math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Jill had 2 blackberry. Kerry donateed him some more. Now Jill has 190 blackberry. 
sentence 2:  Kerry donated 3 blackberry to Jill.
<equate> (190 - 2, 3)
Jill had 2 blackberry. Kerry donateed him some more. Now Jill has 190 blackberry. 
 Kerry donated 3 blackberry to Jill.