Q: Vanderbilt Commodores football team was undefeated in 1921.
The 1921 NCAA football season had no clear-cut champion, with the "Official NCAA Division I Football Records Book" listing California Golden Bears, Cornell Big Red, Iowa Hawkeyes, Lafayette Leopards, Washington & Jefferson Presidents, and Vanderbilt Commodores as champions. Only California, Cornell, and Lafayette claim national championships for the 1921 season.
OPTIONS:
- Yes
- It's impossible to say
- No
A: It's impossible to say

"Heart of Glass" is a song by the American new wave band Blondie, written by singer Debbie Harry and guitarist Chris Stein. Featured on the band's third studio album, "Parallel Lines" (1978), it was released as the album's third single in January 1979 and reached number one on the charts in several countries, including the United States and the United Kingdom.
Heart of Glass was Blondie's first number one hit OPTIONS:
- Yes
- It's impossible to say
- No
A: It's impossible to say

input hypothesis: Daniel Kaufmann is the president and CEO of the Natural Resource Governance Institute, formerly the Revenue Watch Institute - Natural Resource Charter which is appreciated
Context: Daniel Kaufmann is the president and CEO of the Natural Resource Governance Institute, formerly the Revenue Watch Institute - Natural Resource Charter. Previously, he was a senior fellow at the Brookings Institution. He remains a nonresident senior fellow at Brookings. Prior to that, he was a director at the World Bank Institute, leading work on governance and anti-corruption.
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: It's impossible to say

Context:
The Indian pariah dog ("Canis lupus familiaris") is the aboriginal landrace, or naturally selected dog, of the Indian sub-continent. The breed is proposed by one author to be one of the oldest in the world and the progenitor of the Australian dingo. Its place of origin has not been determined.
Hypothesis: The Indian pariah dog is older than german shepards OPTIONS:
- Yes
- It's impossible to say
- No
It's impossible to say

Input: OPTIONS:
- Yes
- It's impossible to say
- No

Doom (stylized as DOOM) is a series of first-person shooter video games developed by id Software. The series focuses on the exploits of an unnamed space marine operating under the auspices of Union Aerospace Corporation (UAC), who fights hordes of demons and the undead in order to survive.

Sentence: id Software has been releasing games in the DOOM series for more than a decade

Output: It's impossible to say

Input: OPTIONS:
- Yes
- It's impossible to say
- No

The Kansas City Air Defense Sector (KCADS) is an inactive United States Air Force organization. Its last assignment was with the Air Defense Command 29th Air Division, being stationed at Richards-Gebaur Air Force Base, Missouri. It was inactivated on 1 January 1962.

Sentence: KCADS first assignment was with the Air Defense Command 29th Air Division

Output:
It's impossible to say