math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Beverly had some quince. Susan took 40 from him. Now Beverly has 50 quince. 
sentence 2:  Beverly had 90 quince initially.
<equate> (50 + 40, 90)
Beverly had some quince. Susan took 40 from him. Now Beverly has 50 quince. 
 Beverly had 90 quince initially.