math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Vickie had 89 toy. Quincy took 9 from him. Now 
sentence 2:  Vickie has 78 toys.
<equate> (89 - 9, 78)
Vickie had 89 toy. Quincy took 9 from him. Now 
 Vickie has 78 toys.