math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: A carpenter bought a piece of wood that was 8.9 centimeters long. Then he sawed 2.3 centimeters off the end. 
sentence 2:  The piece of wood is now 3.5999999999999996 centimeters long.
<equate> (8.9 - 2.3, 3.5999999999999996)
A carpenter bought a piece of wood that was 8.9 centimeters long. Then he sawed 2.3 centimeters off the end. 
 The piece of wood is now 3.5999999999999996 centimeters long.