Input:

Corey Gibson, known professionally as Corey Chorus, is an American songwriter, record producer, vocal producer, sound engineer and publisher, known for having written songs such as Cheers (Drink to That) of Rihanna, Chica Bomb by Dan Balan, Made in the USA by Demi Lovato.

Sentence: Corey Chorus is a famous singer who tours with the likes of Rhianna and Demi Lovato.

Output: No

Input:

Nigel Edward Povah (born 17 July 1952 in Wandworth, London) is a British chess player. He is an International Master at over-the-board chess and a grandmaster at correspondence chess. Povah is the author of "Chess Training". He is reckoned to be the UK's strongest correspondence chess player since Jonathan Penrose. Povah has one son, Jonathan Povah.

Sentence: Povah is considered the US's strongest correspondence chess player

Output: No

Input:

CapX is a British online news website and aggregator founded by the Centre for Policy Studies, and features columnists and contributors such as Tim Montgomerie, Daniel Hannan and V. S. Naipaul. The site offers original content and aggregated news and blogs, and features opinion on politics, economics, and business issues.

Sentence: CapX is owned by the Centre for Policy Studies.

Output: It's impossible to say

Input:

The Sydney/Melbourne Express was an overnight intercapital passenger train service that operated between the Australia's largest two cities, Sydney and Melbourne, between August 1986 and November 1993. Operated jointly by State Rail Authority and V/Line the name depended on the direction of travel, with the train nicknamed the 'Sex' or 'Mex'.

Sentence: The Sydney/Melbourne Express is located in Australia.

Output:
Yes