math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Frank had some apple. Douglas gave him 5 more. Now Frank has 45 apple. 
sentence 2:  Frank originally had 40 apples.
<equate> (45 - 5, 40)
Frank had some apple. Douglas gave him 5 more. Now Frank has 45 apple. 
 Frank originally had 40 apples.