math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Mark had some blueberry. Gail took 26 from him. Now Mark has 81 blueberry. 
sentence 2:  Mark had 108 blueberries to begin with.
<equate> (81 + 26, 108)
Mark had some blueberry. Gail took 26 from him. Now Mark has 81 blueberry. 
 Mark had 108 blueberries to begin with.