math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Ana had 252 Biscuit. Gail clutched some Biscuit. Now Ana has 70  Biscuit. 
sentence 2:  Gail clutched 182 Biscuit.
<equate> (252 - 70, 182)
Ana had 252 Biscuit. Gail clutched some Biscuit. Now Ana has 70  Biscuit. 
 Gail clutched 182 Biscuit.