math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Mary had 7 seashells. Lynn gifted him some more. Now Mary has 193 seashells. 
sentence 2:  Lynn gifted Mary 188 seashells.
<equate> (193 - 7, 188)
Mary had 7 seashells. Lynn gifted him some more. Now Mary has 193 seashells. 
 Lynn gifted Mary 188 seashells.