math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Petra had some lemon. Donald took 87 from him. Now Petra has 96 lemon. 
sentence 2:  Petra originally had 185 lemons.
<equate> (96 + 87, 185)
Petra had some lemon. Donald took 87 from him. Now Petra has 96 lemon. 
 Petra originally had 185 lemons.