math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Steve had 13 watermelon . He cube each watermelon into 19 slices . 
sentence 2:  Steve made 248 watermelon slices.
<equate> (19 * 13, 248)
Steve had 13 watermelon . He cube each watermelon into 19 slices . 
 Steve made 248 watermelon slices.