Q: Unbounded operators are always positive integers.
In mathematics, an O*-algebra is an algebra of possibly unbounded operators defined on a dense subspace of a Hilbert space. The original examples were described by and , who studied some examples of O*-algebras, called Borchers algebras, arising from the Wightman axioms of quantum field theory. and began the systematic study of algebras of unbounded operators.
OPTIONS:
- Yes
- It's impossible to say
- No
A: It's impossible to say


However many days that young girl in Florida stood in her classroom, however long, even if it was only one day, doesn't change the fact that there are a lot of overcrowded classrooms in America and we need to do something about that. There are seniors who pay more for their prescriptions than a lot of other people, more than their pets, sometimes.
That senior girl in Florida stood in her classroom, however long, even if it was only one day, doesn't change the fact that there are a lot of overcrowded classrooms in America OPTIONS:
- Yes
- It's impossible to say
- No
A: No


input hypothesis: Political leaders broke off talks on Tuesday.
Context: Shiite and Kurdish political leaders continued talks, on Monday, on forming a new government, saying they expected a full cabinet to be announced within a day or two.
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: It's impossible to say


Context:
The industrial espionage case involving GM and VW began with the hiring of Jos Ignacio Lopez, an employee of GM subsidiary Adam Opel, by VW as production director.
Hypothesis: GM was involved in an industrial espionage case. OPTIONS:
- Yes
- It's impossible to say
- No
Yes


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

Avid DNxHR, which stands for "Digital Nonlinear Extensible High Resolution", is a lossy UHDTV post-production codec engineered for multi-generation compositing with reduced storage and bandwidth requirements. The codec was specifically developed for resolutions considered above FHD/1080p, including 2K, 4K and 8K resolution. DNxHD will continue to be used for HD resolutions.

Sentence: The codec cannot be used for resolutions under FHD/1080p.  

Output: Yes


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

Four men were released on bail and were ordered to return to a police station Monday, when they may be charged with assault, a police spokesman said.

Sentence: The men spent the weekend in jail.

Output:
It's impossible to say