math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Rey had some Box. Jeremy gave him 7 more. Now Rey has 31 Box. 
sentence 2:  Rey had 24 boxes to begin with.
<equate> (31 - 7, 24)
Rey had some Box. Jeremy gave him 7 more. Now Rey has 31 Box. 
 Rey had 24 boxes to begin with.