math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Thelma had 273 Press. Martha grasped some Press. Now Thelma has 49  Press. 
sentence 2:  Martha grasped 224 Press.
<equate> (273 - 49, 224)
Thelma had 273 Press. Martha grasped some Press. Now Thelma has 49  Press. 
 Martha grasped 224 Press.