math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Brian had some lychee. Joseph took 33 from him. Now Brian has 63 lychee. 
sentence 2:  Brian had 97 lychee.
<equate> (63 + 33, 97)
Brian had some lychee. Joseph took 33 from him. Now Brian has 63 lychee. 
 Brian had 97 lychee.