text-nli: Output if sentence 2 Entails statement 1 or is Neutral - 
sentence 1: Cave 10 is probably the oldest of the chaitya temples, dated at about 150 b.c.
sentence 2: It's estimated that Cave 10 was built around 150 B.C.
<text> ENTAILMENT
Cave 10 is probably the oldest of the chaitya temples, dated at about 150 b.c.
It's estimated that Cave 10 was built around 150 B.C.