math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Brendan had some Watch. He chop each Watch into 2 slices. If total 41 Watch slices Brendan make, then 
sentence 2:  Brendan had 20 Watches.
<equate> (41 / 2, 20)
Brendan had some Watch. He chop each Watch into 2 slices. If total 41 Watch slices Brendan make, then 
 Brendan had 20 Watches.