math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Antonia had 29 Car. Erika contributeed him some more. Now Antonia has 128 Car. 
sentence 2:  Erika contributed 99 cars to Antonia.
<equate> (128 - 29, 99)
Antonia had 29 Car. Erika contributeed him some more. Now Antonia has 128 Car. 
 Erika contributed 99 cars to Antonia.