math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Gertrude has 86 Marbles. Amanda gave him 121 more. 
sentence 2:  Gertrude has 207 Marbles.
<equate> (121 + 86, 207)
Gertrude has 86 Marbles. Amanda gave him 121 more. 
 Gertrude has 207 Marbles.