math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Lelia had 167 pear. Monica took 159 from him. Now 
sentence 2:  Lelia has 10 pears.
<equate> (167 - 159, 10)
Lelia had 167 pear. Monica took 159 from him. Now 
 Lelia has 10 pears.