Problem: Sergei Vladilenovich Ponomarenko (Russian: ; born October 6, 1960) is a Russian former competitive ice dancer who competed for the Soviet Union and the Unified team. With skating partner and wife Marina Klimova, he is the 1992 Olympic champion, 1988 Olympic silver medalist, 1984 Olympic bronze medalist, three-time World champion, and four-time European champion.

Based on the paragraph above can we conclude that "He stopped skating in 1992."?

A: It's impossible to say

Problem: The Gold Coast Hotel & Casino is a hotel and casino located in Paradise, Nevada. This locals' casino is owned and operated by Boyd Gaming. The Gold Coast is located one mile (1.6km) west of the Las Vegas Strip on West Flamingo Road. It is located across the street from the Palms Casino Resort and the Rio All Suite Hotel and Casino.

Based on the paragraph above can we conclude that "The Palms and Rio were built before Gold Coast."?

A: It's impossible to say

Problem: Lausche (Czech: "Luz" ), is, at 793 m , the highest peak of the Lusatian Mountains and the highest mountain in the German part of the Upper Lusatia region. The conical mountain is part of the Zittau Mountains range, situated on the border of the German state of Saxony with the Bohemian region of the Czech Republic.

Based on the paragraph above can we conclude that "Lausche is the hardest mountain to climb."?

A:
It's impossible to say