math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Chelsea had 227 strawberry. John gripped some strawberry. Now Chelsea has 78  strawberry. 
sentence 2:  John gripped 151 strawberries.
<equate> (227 - 78, 151)
Chelsea had 227 strawberry. John gripped some strawberry. Now Chelsea has 78  strawberry. 
 John gripped 151 strawberries.