math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Dianna has 173 Marbles. Larae gave him 171 more. 
sentence 2:  Dianna has 347 Marbles.
<equate> (171 + 173, 347)
Dianna has 173 Marbles. Larae gave him 171 more. 
 Dianna has 347 Marbles.