math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: James had some toy. Sherrie gave him 6 more. Now James has 47 toy. 
sentence 2:  James had 42 toy earlier.
<equate> (47 - 6, 42)
James had some toy. Sherrie gave him 6 more. Now James has 47 toy. 
 James had 42 toy earlier.