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

In guitar music, especially electric guitar, a power chord (also fifth chord) is a colloquial name for a chord that consists of the root note and the fifth. Power chords are commonly played on amplified guitars, especially on electric guitar with distortion. Power chords are a key element of many styles of rock and especially in heavy metal, and punk rock.

Sentence: The greatest guitarists are regarded as such because of their skill playing a power chord.

Output: It's impossible to say

Problem:
Read the following paragraph and determine if the hypothesis is true:

The Multiwavelength Atlas of Galaxies is a textbook and atlas of 35 well studied galaxies (including our Galaxy) authored by Glen Mackie of the Centre for Astrophysics & Supercomputing, Swinburne University of Technology. It was originally published in 2011 by Cambridge University Press.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: The Multiwavelength Atlas of Galaxies studies more galaxies than any other book.
****
Answer:
It's impossible to say

[Q]: Here is a list of all of KF Tirana's Cup seasons from 1939 till end of most recent season. This list shows where they finished the season, how many ties won or lost, how many goals they scored and conceded, how many wins draws and losses they had throughout the season, goal difference, winning difference and number of matches played. KF Tirana have won a number of games, and tied or lost some, during their careers. Mostly they have won. OPTIONS:
- Yes
- It's impossible to say
- No
[A]: It's impossible to say

Problem: Spaceballs is a 1987 American comic science fiction film co-written, produced and directed by Mel Brooks. Starring Brooks, Bill Pullman, John Candy, and Rick Moranis, the film also features Daphne Zuniga, Dick Van Patten, and the voice of Joan Rivers. In addition to Brooks in a supporting role, the film also features Brooks regulars Dom DeLuise and Rudy De Luca in cameo appearances.

Based on the paragraph above can we conclude that "In 1987, Spaceballs was in theaters for 15 weeks."? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say

Q: The 2007 Porsche Tennis Grand Prix was played in Berlin, France.
The 2007 Porsche Tennis Grand Prix was a tennis tournament played on indoor hard courts. It was the 30th year of Porsche Tennis Grand Prix, and was part of the Tier II Series of the 2007 WTA Tour. It took place at the Porsche Arena in Stuttgart, Germany, from October 1 through October 7, 2007
OPTIONS:
- Yes
- It's impossible to say
- No
A: No

Q: The Whitechapel murders happened in the United States.
The Whitechapel murders were committed in or near the impoverished Whitechapel district in the East End of London between 3 April 1888 and 13 February 1891. At various points some or all of these eleven unsolved murders of women have been ascribed to the notorious unidentified serial killer known as Jack the Ripper.
OPTIONS:
- Yes
- It's impossible to say
- No
A:
No