math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Donald had some quince. Daniel gave him 4 more. Now Donald has 37 quince. 
sentence 2:  Donald had 33 quince earlier.
<equate> (37 - 4, 33)
Donald had some quince. Daniel gave him 4 more. Now Donald has 37 quince. 
 Donald had 33 quince earlier.