text-nli: Output if sentence 2 Entails statement 1 or is Neutral - 
sentence 1: 23 Competitors understand clearly that 15-ounce pieces of saturation mail can be carried privately for less than Standard-A rates, while 4-ounce pieces cannot.
sentence 2: 15 ounce pieces of mail could be shipped more cheaply by private carriers.
<text> ENTAILMENT
23 Competitors understand clearly that 15-ounce pieces of saturation mail can be carried privately for less than Standard-A rates, while 4-ounce pieces cannot.
15 ounce pieces of mail could be shipped more cheaply by private carriers.