Input:

Jeremias Wigger (born 10 March 1965) was a Swiss cross country skier who competed from 1988 to 1998. His best finish at the Winter Olympics was fourth in the 4 x 10km at the 1988 Winter Olympics in Calgary and 13th in the 10km + 15km combined pursuit at the 1994 Winter Olympics in Lillehammer.

Sentence: Jeremias Wigger never medaled in the world championships

Output: It's impossible to say

Input:

Take, for example, the ban on partial birth abortion. It's a brutal practice. People from both political parties came together in the halls of Congress and voted overwhelmingly to ban that practice. It made a lot of sense. My opponent, in that he's out of the mainstream, voted against that law.

Sentence: The opponent voted against the law.

Output: Yes

Input:

United States naval forces evacuated U.S. civilians during hostilities between Turkish and Greek Cypriot forces.

Sentence: There are conflicts between Turkey and Greece.

Output: Yes

Input:

Ever since the Liberal government discontinued its cost sharing insurance arrangements with our Canadian museums, curators across the country have been calling for some kind of federal government assistance to help offset the huge costs associated with insuring travelling exhibitions.

Sentence: It wasn't just the local curators that were asking for assistance.

Output:
Yes