Problem: 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.

Based on the paragraph above can we conclude that "O*-algebra is easy to learn if you apply yourself."? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say


Q: iphones is only a song
How to disguise your voice<br>Download a voice-changer app. There are a variety of smart phone apps for iphones and androids that you can use to change the sound of your voice, many of them free. New apps are always coming out, so check out the app store to find out what's available.
OPTIONS:
- Yes
- It's impossible to say
- No
A: No


Lichtervelde is a municipality located in the Belgian province of West Flanders. The municipality comprises only the town of Lichtervelde. On January 1, 2006 Lichtervelde had a total population of 8,400. The total area is 25.93 km² which gives a population density of 324 inhabitants per km². The church is 64 m high. In this town the inventor Charles Joseph Van Depoele was born.
There was an inventor who was once in Lichtevelde OPTIONS:
- Yes
- It's impossible to say
- No
A: Yes


input hypothesis: Teri Polo and Dennis Farina did great  in his final film role. 
Context: Authors Anonymous is a 2014 comedy American film directed and produced by Ellie Kanner. It stars Kaley Cuoco, Chris Klein, Tricia Helfer, Jonathan Banks, Jonathan Bennett, Teri Polo and Dennis Farina in his final film role. The film was released on March 18, 2014 through video on demand prior to its limited release on April 18, 2014 by Screen Media Films and Starz Digital.
OPTIONS:
- Yes
- It's impossible to say
- No
true or false: It's impossible to say


Context:
That is speaking about as directly as I can to Motions Nos. 9 and 10. By tabling regulations in parliament and having the House of Commons or a committee subsequently pass them, we want to make sure an effective check is placed on ministers or departmental officials in terms of a bill to arbitrarily implement changes in the legislation.
Hypothesis: I am being direct. OPTIONS:
- Yes
- It's impossible to say
- No
Yes


Problem: Wedding<br>Mary's maid of honor helped Mary put on a white silk gown. Mary's mom clipped a veil into Mary's hair. Mary put a pair of white high heeled shoes on her feet. Mary's mom handed Mary a bouquet of flowers. Mary walked to the entrance of the church to get married.

Based on the paragraph above can we conclude that "Mary's father abandoned her"? OPTIONS:
- Yes
- It's impossible to say
- No

A:
It's impossible to say