math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Lowell had some nectarine. Kirk gave him 3 more. Now Lowell has 49 nectarine. 
sentence 2:  Lowell had 46 nectarines.
<equate> (49 - 3, 46)
Lowell had some nectarine. Kirk gave him 3 more. Now Lowell has 49 nectarine. 
 Lowell had 46 nectarines.