math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Latosha had 251 watermelon. James get hold of some watermelon. Now Latosha has 5  watermelon. 
sentence 2:  James got 246 watermelons.
<equate> (251 - 5, 246)
Latosha had 251 watermelon. James get hold of some watermelon. Now Latosha has 5  watermelon. 
 James got 246 watermelons.