math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Joan purchased a basketball game for $ 5.20 , and a racing game for $ 4.23 . 
sentence 2:  Joan spent $9.43 on video games.
<equate> (5.20 + 4.23, $9.43)
Joan purchased a basketball game for $ 5.20 , and a racing game for $ 4.23 . 
 Joan spent $9.43 on video games.