math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Bradford had 239 blueberry. Patricia clutched some blueberry. Now Bradford has 1  blueberry. 
sentence 2:  Patricia clutched 237 blueberries.
<equate> (239 - 1, 237)
Bradford had 239 blueberry. Patricia clutched some blueberry. Now Bradford has 1  blueberry. 
 Patricia clutched 237 blueberries.