math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: There are 2 bananas in a pile on the desk. Each banana comes in a package of 13. 7 bananas are added to the pile. 
sentence 2:  There are 9 bananas in the pile.
<equate> ((2.0+7.0), 9)
There are 2 bananas in a pile on the desk. Each banana comes in a package of 13. 7 bananas are added to the pile. 
 There are 9 bananas in the pile.