math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Robert had some lemon. Dianna took 34 from him. Now Robert has 97 lemon. 
sentence 2:  Robert initially had 131 lemons.
<equate> (97 + 34, 131)
Robert had some lemon. Dianna took 34 from him. Now Robert has 97 lemon. 
 Robert initially had 131 lemons.