Input: 

How to make a cute buildabearville person<br>Bear in mind you're going to need more bearbills, especially if you have just created an account. Try playing the friendship forest photo safari game. Also collect a 100 bb at the sports centre.

Sentence: A bear costs 100 bb

Output: It's impossible to say


Input: 

Arrow<br>Ethan didn't know what sign to follow. One sign had an arrow to the left. Another sign had the arrow to the right. He decided to go to the right. It led him to where he wanted to go.

Sentence: Ethan has met with schumer

Output: It's impossible to say


Input: 

The Sun was an afternoon tabloid newspaper, first published under this name in 1910. It was acquired from Associated Newspapers by Fairfax Holdings in Sydney, Australia in 1953, as the afternoon companion to "The Sydney Morning Herald". The former Sunday edition, the "Sunday Sun" was discontinued and merged with the "Sunday Herald" into the tabloid "Sun-Herald" at the same time.

Sentence: The Sunday sun was a Sunday edition

Output: Yes


Input: 

Michel Dupont, of the FTQ; Michel Angers, of the CSN; Yves St-Pierre, of Action-Chmage; Jean-Louis Lavoie, of the Mauricie St-Jean-Baptiste society; Franois Brunette, of the AQDR; Martin Roy, of the UQTR students' association; and Brian Barton, of the Trois-Rivires Solidarit populaire.

Sentence: Martin Roy is an American student.

Output:
It's impossible to say