math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Dorothy has 156 Marbles. Marie gave him 149 more. 
sentence 2:  Dorothy has 308 Marbles.
<equate> (149 + 156, 308)
Dorothy has 156 Marbles. Marie gave him 149 more. 
 Dorothy has 308 Marbles.