math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Sharon had 173 Box. Joe took 35 from him. Now 
sentence 2:  Sharon has 138 boxes.
<equate> (173 - 35, 138)
Sharon had 173 Box. Joe took 35 from him. Now 
 Sharon has 138 boxes.