math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Michael had some apple. Mark took 20 from him. Now Michael has 68 apple. 
sentence 2:  Michael originally had 83 apples.
<equate> (68 + 20, 83)
Michael had some apple. Mark took 20 from him. Now Michael has 68 apple. 
 Michael originally had 83 apples.