math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Michael had 258 Beg. Sara clutched some Beg. Now Michael has 22  Beg. 
sentence 2:  Sara clutched 239 Beg.
<equate> (258 - 22, 239)
Michael had 258 Beg. Sara clutched some Beg. Now Michael has 22  Beg. 
 Sara clutched 239 Beg.