math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Ann pay for 11 bags of blueberry . 
sentence 2:  Each bag of blueberry contains 9 blueberry.
<equate> (99 / 11, 9)
Ann pay for 11 bags of blueberry . 
 Each bag of blueberry contains 9 blueberry.