math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Lillian had 287 blackberry. Derrick clutched some blackberry. Now Lillian has 32  blackberry. 
sentence 2:  Derrick clutched 257 blackberries.
<equate> (287 - 32, 257)
Lillian had 287 blackberry. Derrick clutched some blackberry. Now Lillian has 32  blackberry. 
 Derrick clutched 257 blackberries.