math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Patrick had 15 Book. Robert awarded him some more. Now Patrick has 57 Book. 
sentence 2:  Robert awarded Patrick 40 books.
<equate> (57 - 15, 40)
Patrick had 15 Book. Robert awarded him some more. Now Patrick has 57 Book. 
 Robert awarded Patrick 40 books.