math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Gary had some peach. Rodney gave him 3 more. Now Gary has 19 peach. 
sentence 2:  Gary had 16 peaches initially.
<equate> (19 - 3, 16)
Gary had some peach. Rodney gave him 3 more. Now Gary has 19 peach. 
 Gary had 16 peaches initially.