math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Johnny had 134 papaya. Maia took 18 from him. Now 
sentence 2:  Johnny has 116 papayas.
<equate> (134 - 18, 116)
Johnny had 134 papaya. Maia took 18 from him. Now 
 Johnny has 116 papayas.