math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Jessica had 31 plum. Courtney supplyed him some more. Now Jessica has 198 plum. 
sentence 2:  Courtney supplied Jessica with 172 plums.
<equate> (198 - 31, 172)
Jessica had 31 plum. Courtney supplyed him some more. Now Jessica has 198 plum. 
 Courtney supplied Jessica with 172 plums.