math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Bernard had some raspberry. Tessa gave him 1 more. Now Bernard has 11 raspberry. 
sentence 2:  Bernard had 14 raspberry earlier.
<equate> (11 - 1, 14)
Bernard had some raspberry. Tessa gave him 1 more. Now Bernard has 11 raspberry. 
 Bernard had 14 raspberry earlier.