math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Lisa had 137 banana. Heather took 134 from him. Now 
sentence 2:  Lisa has 3 bananas.
<equate> (137 - 134, 3)
Lisa had 137 banana. Heather took 134 from him. Now 
 Lisa has 3 bananas.