Input:

The 8.8 cm Flak 18/36/37/41 (commonly called the eighty-eight) was a German 88 mm anti-aircraft and anti-tank artillery gun from World War II. It was widely used by Germany throughout the war, and was one of the most recognized German weapons of that conflict. Development of the original model led to a wide variety of guns.

Sentence: The german 88mm gun was originally designed as an anti-aircraft only weapon.

Output: It's impossible to say

Input:

Dwight Yoakam is an American country music singer-songwriter. Since his debut single, "Honky Tonk Man" in 1986, he has released 46 singles, including two "Billboard" Hot Country Songs number one singles, as well as 4 number ones in Canada. In addition to having two number one singles in the United States, Yoakam also has thirteen Top 10 singles on the country chart.

Sentence: Dwight Yoakam is under 60 years old.

Output: It's impossible to say

Input:

Sheree Victoria Murphy (born 22 August 1975) is an English actress and television presenter, best known for her roles as Tricia Dingle in the ITV soap opera "Emmerdale", Eva Strong in the Channel 4 soap opera "Hollyoaks" and Dakota Davies in the Australian soap opera "Neighbours".

Sentence: Sheree Victoria Murphy is a famous television presenter.

Output: It's impossible to say

Input:

Christopher Lawrence (born 24 December 1956) is a classical musician, author, and conductor. He is most notable for his work as a broadcaster on Australian Broadcasting Corporation radio station ABC Classic FM, and previously on ABC Radio National and ABC Local Radio.

Sentence: Lawrence has worked for the BBC

Output:
It's impossible to say