Input:

Stannis Baratheon is a fictional character in the "A Song of Ice and Fire" series of epic fantasy novels by American author George R. R. Martin, and its television adaptation "Game of Thrones". He is the second son of Steffon Baratheon, the lord of Storm's End, and his wife Lady Cassana Estermont, and brother to Robert and Renly.

Sentence: Stannis Baratheon is in a book.

Output: Yes

Input:

Vladislav Adolfovitch Rusanov (Russian: ) is a fantasy writer, candidate of technical sciences (1999). Writes in Russian language. Also is known for translations of fantasy and romantic poetry into Russian. Formerly a Ukrainian citizen he now identifies with the Donetsk People's Republic.

Sentence: Rusanov only speaks Russian.

Output: It's impossible to say

Input:

A surf break at Point Leo, on the Mornington Peninsula, one of the closest surf beaches to Melbourne in Victoria, Australia known as First Reef or more colloquially just "The Reef". Until the 1970s there was little or no resident surfing population in Point Leo, so the Reef was mainly surfed by the few transient waveriders who were exploring the many breaks to be found in Westernport Bay.

Sentence: The Reef is a very small compared to other locations.

Output: It's impossible to say

Input:

RBG Resources was a British public-limited firm based in London that was allegedly involved in a serious fraud worth close to 300 million (US$600 million). RBG Resources made $1.1 billion in sales in 2000. It was an affiliate of the United States based Allied Deals Inc., which was also involved in the fraud, and resulted in 14 people convicted or pleading guilty to related crimes.

Sentence: The fraud was worth over half a billion US dollars.

Output:
Yes