Input:

The interdimensional hypothesis (IDH or IH), is an idea advanced by Ufologists such as Jacques Vallee that says unidentified flying objects (UFOs) and related events involve visitations from other "realities" or "dimensions" that coexist separately alongside our own. It is an alternative to the extraterrestrial hypothesis (ETH).

Sentence: the IDH has been proven

Output: It's impossible to say

Input:

Nathaniel Benjamin Levi Bar-Jonah (February 15, 1957 April 13, 2008), born David Paul Brown, was a convicted child molester, possible serial killer and cannibal who was serving a 130-year prison sentence without the possibility of parole in Montana after being convicted of kidnapping, aggravated assault, and sexual assault of various children. He was born in Worcester, Massachusetts.

Sentence: David Paul Brown changed his name while in prison

Output: It's impossible to say

Input:

Misty Knight is a fictional character appearing in American comic books published by Marvel Comics. Created by Tony Isabella and Arvell Jones, Knight was first mentioned (by name) in "Marvel Premiere" #20 (January 1975) and appeared in the next issue.

Sentence: Misty Knight was first introduced in 1975

Output: Yes

Input:

Cape Vakop ( ) is a headland between Hound Bay and Luisa Bay on the north coast of South Georgia. It was charted by the Second German Antarctic Expedition, 191112, under Wilhelm Filchner. The name appears on a chart based upon surveys of South Georgia in 192630 by DI personnel, but may represent an earlier naming.

Sentence: Cape Vakop was chartered over 80 years ago

Output:
Yes