math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Daniel had some Box. Sandra gave him 4 more. Now Daniel has 11 Box. 
sentence 2:  Daniel had 7 boxes to begin with.
<equate> (11 - 4, 7)
Daniel had some Box. Sandra gave him 4 more. Now Daniel has 11 Box. 
 Daniel had 7 boxes to begin with.