math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Joe had some apple. Amy took 37 from him. Now Joe has 50 apple. 
sentence 2:  Joe had 87 apples.
<equate> (50 + 37, 87)
Joe had some apple. Amy took 37 from him. Now Joe has 50 apple. 
 Joe had 87 apples.