math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Lina had 196 Pen. Michael took 33 from him. Now 
sentence 2:  Lina has 163 pens.
<equate> (196 - 33, 163)
Lina had 196 Pen. Michael took 33 from him. Now 
 Lina has 163 pens.