math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Timothy buy 16 bags of apple . 
sentence 2:  Each bag of apple contains 7/4 apple.
<equate> (28 / 16, 7/4)
Timothy buy 16 bags of apple . 
 Each bag of apple contains 7/4 apple.