math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: John has 79 Marbles. Gary gave him 150 more. 
sentence 2:  John has 229 Marbles.
<equate> (150 + 79, 229)
John has 79 Marbles. Gary gave him 150 more. 
 John has 229 Marbles.