math-nli: Output if sentence 2 Entails statement 1 or Contradicts statement 1 - 
sentence 1: Christine wandered 20 miles at 4 miles per hour. 
sentence 2:  Christine wandered for 3 hours.
<equate> ((20.0/4.0), 3)
Christine wandered 20 miles at 4 miles per hour. 
 Christine wandered for 3 hours.