math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Robin had 134 Chocolate. Shaun took 7 from him. Now 
sentence 2:  Robin has 132 Chocolate.
<equate> (134 - 7, 132)
Robin had 134 Chocolate. Shaun took 7 from him. Now 
 Robin has 132 Chocolate.