math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Shelly had 7 blueberry. Joseph supplyed him some more. Now Shelly has 151 blueberry. 
sentence 2:  Joseph supplied Shelly with 147 blueberries.
<equate> (151 - 7, 147)
Shelly had 7 blueberry. Joseph supplyed him some more. Now Shelly has 151 blueberry. 
 Joseph supplied Shelly with 147 blueberries.