In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to determine if the two sentences clearly agree/disagree with each other, or if this can't be determined. Indicate your answer as yes or no respectively.

Q: Sentence 1: But the data on marine casualties indicated that accidents were often caused, not by deficiencies in the vessels or other factors, but by human error. Sentence 2: The data on marine casualties showed that accidents were often caused machine failure.

A: yes
****
Q: Sentence 1: The second managed a scream before the huge blade hewed into his skull. Sentence 2: The blade bounced off the man's helmet. 

A: yes
****
Q: Sentence 1: you know that's one of the things that i think Saint Louis has done um i mean their you know their ticket prices are you know kind i guess as high as anybody else's but what somehow or another they attract uh so many people from some i mean they're a some it's a small market and yet they attract as many if not more than most uh uh most other cities so Sentence 2: Saint Louis tickets are usually half as expensive as everywhere else.

A:
yes
****