[Q]: 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. O algebra is a form of biology OPTIONS:
- Yes
- It's impossible to say
- No
[A]: No
Problem: Jack's Place is an American drama series that aired from May 26, 1992 to July 13, 1993 on ABC. The series was about a retired jazz musician named Jack Evans (Hal Linden) who runs a restaurant where romances tend to start. The waitress, Chelsea, was played by Finola Hughes and the bartender Greg was played by John Dye.

Based on the paragraph above can we conclude that "Chelsea and Greg are employees of Evans."? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes
Q: Vadym Zherebylo was embalmed.
Ukrainian soldiers carry the coffin bearing the body of Vadym Zherebylo, a member of self-defense battalion "Aydar", who was killed in the fighting in Luhansk region in eastern Ukraine, during a funeral ceremony at Independence Square in central Kiev...more
OPTIONS:
- Yes
- It's impossible to say
- No
A: It's impossible to say
How to make brown rice flour<br>Purchase a package of organic brown rice. All-natural types of rice are best, as these haven't been treated with preservatives or any other substances that may change the behavior or the four when it's used for cooking. To produce large quantities of flour, you'll need to pick up a bag of rice that's about one pound or bigger.
Purchase a package of organic white rice OPTIONS:
- Yes
- It's impossible to say
- No
A: No
input hypothesis: Alix has not finished biology
Context: I want to explore your understanding of what has actually taken place in this ninth-grade biology class that your daughter Alix is presently taking. Is it your understanding that Darwin's theory of evolution will be taught in this class pursuant to the Pennsylvania academic standards?
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: Yes
input hypothesis: The British Chess Variants Society existed during the turn of the century
Context: The British Chess Variants Society (or BCVS) was an association of chess variant players and developers active between 1997 and 2010. The Society took over publication of "Variant Chess", a chess variant magazine which had been published since 1990; the magazine ceased publication with the dissolution of the Society.
OPTIONS:
- Yes
- It's impossible to say
- No
true or false:
Yes