Problem: The Combat Box was a tactical formation used by heavy (strategic) bombers of the U.S. Army Air Forces during World War II. The combat box was also referred to as a "staggered formation". Its defensive purpose was in massing the firepower of the bombers' guns, while offensively it concentrated the release of bombs on a target.

Based on the paragraph above can we conclude that "The Combat Box was an extremely successful tactical formation."? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say

Problem: Durnstein is a small town on the Danube river in the Krems-Land district, in the Austrian state of Lower Austria. It is one of the most-visited tourist destinations in the Wachau region and also a well-known wine growing area. The municipality consists of the Katastralgemeinden "Durnstein, Oberloiben" and "Unterloiben".

Based on the paragraph above can we conclude that "Durnstein is located in Austria"? OPTIONS:
- Yes
- It's impossible to say
- No

A: Yes

Problem: The "Kac Kac" incident (Turkish: "Kac Kac olay" , Flee Flee! incident, "Kac" literally means escape) is a popular phrase referring to the escape of 40,000 Turkish people from Cukurova during the Franco-Turkish War. Cukurova (Cilicia of antiquity) is a loosely defined region in southern Turkey which covers most of the modern Turkish provinces of Mersin, Adana, Osmaniye, and Hatay.

Based on the paragraph above can we conclude that "Hatay is not a region."? OPTIONS:
- Yes
- It's impossible to say
- No

A:
No