math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: David acquire 17 bags of lemon . 
sentence 2:  Each bag of lemon contains 4 lemon.
<equate> (64 / 17, 4)
David acquire 17 bags of lemon . 
 Each bag of lemon contains 4 lemon.