math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Laura had 189 Car. Walter grabbed some Car. Now Laura has 29  Car. 
sentence 2:  Walter grabbed 157 cars.
<equate> (189 - 29, 157)
Laura had 189 Car. Walter grabbed some Car. Now Laura has 29  Car. 
 Walter grabbed 157 cars.