math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Iris had 242 Pen. Adele grasped some Pen. Now Iris has 98  Pen. 
sentence 2:  Adele grasped 144 pens.
<equate> (242 - 98, 144)
Iris had 242 Pen. Adele grasped some Pen. Now Iris has 98  Pen. 
 Adele grasped 144 pens.