math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Kevin had 267 coconut. Terry lay hold of some coconut. Now Kevin has 7  coconut. 
sentence 2:  Terry laid hold of 260 coconuts.
<equate> (267 - 7, 260)
Kevin had 267 coconut. Terry lay hold of some coconut. Now Kevin has 7  coconut. 
 Terry laid hold of 260 coconuts.