math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Rudolph had 13 seashells. Craig contributeed him some more. Now Rudolph has 69 seashells. 
sentence 2:  Craig contributed 58 seashells to Rudolph.
<equate> (69 - 13, 58)
Rudolph had 13 seashells. Craig contributeed him some more. Now Rudolph has 69 seashells. 
 Craig contributed 58 seashells to Rudolph.