Context:
The Imperial Japanese Navy Aviation Bureau ( , Kaigun Koku Hombu ) of the Ministry of the Navy of Japan was responsible for the development and training of the Imperial Japanese Navy Air Service. In 1941 it was headed by Vice-Admiral Katagiri and was organized as follows:
Hypothesis: The Imperial Japanese Navy Air Service was highly efficient OPTIONS:
- Yes
- It's impossible to say
- No
It's impossible to say

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

The Portland Timbers are an American professional soccer club based in Portland, Oregon. The Timbers compete in Major League Soccer (MLS) as a member club of the league's Western Conference.The Timbers play their home games at Providence Park since 2011 when the team began play as an expansion team in the league.

Sentence: The Portland Timbers have one several championships.

Output: It's impossible to say

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

Toyota Motor Manufacturing Texas, Inc (TMMTX) is an automobile production subsidiary of Toyota Motor Corporation based in San Antonio, Texas. It owns and operates a manufacturing and assembly facility for the parent company. The TMMTX assembly lines currently produce the Tundra full-size pickup truck and the Tacoma mid-size pickup truck.

OPTIONS:
- Yes
- It's impossible to say
- No
Hypothesis: Toyota Motor Corporation is not based in the US.
****
Answer:
It's impossible to say

[Q]: The discography of Foo Fighters, an American rock band formed in 1994 by Dave Grohl, consists of nine studio albums, four extended plays (EPs), six video albums, and 36 singles. The current Foo Fighters line-up consists of Grohl (vocals and guitar), Taylor Hawkins (drums), Rami Jaffee (keyboard), Nate Mendel (bass), Chris Shiflett (guitar), and Pat Smear (guitar). The discography of Foo Fighters consisted of 20 studio albums. OPTIONS:
- Yes
- It's impossible to say
- No
[A]: No

Problem: Alba is a female given name of Latin origin meaning "dawn". It can also be used as a Spanish surname, as in the actress Jessica Alba, or a title, as in the Spanish Dukedom of Alba. It may also be considered a feminine version of Albert or Albinus or of names beginning with the Germanic Alf.

Based on the paragraph above can we conclude that "Jessica Alba's last name also was used in spain as Dukedom"? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes

Context:
LKF Cup was an annual basketball competition for Lithuanian basketball teams. It is organised by Lithuanian Basketball Federation (Lietuvos Krepsinio Federacija - LKF). Before 2007 LKF cup wasn't ran regularly, but since then its finals are organisised every January, February or March.
Hypothesis: LKF Cup attendance has been increasing OPTIONS:
- Yes
- It's impossible to say
- No
It's impossible to say