Input: 

The current Prime Minister Stephen Harper supported Mulroney's right to comment on Trudeau, "I think it's well known Mr. Mulroney was an opponent of Mr. Trudeau," Harper said. "He was his opposition leader and, as you know, came to power at the end of the Trudeau period when people wanted to make a change. I'll leave it to people who were there then to fight those battles. I think it's perfectly reasonable that they would comment. I think these are debates that are best left to some of the people who were around then and academics." Trudeau's former piers and friends have rallied behind his legacy and made public comments to dampen Mulroney's accusations.

Sentence: Mulroney has always supported Trudeau

Output: No


Input: 

Collapse<br>An air conditioner fell in the office. Several objects started to fall afterwards. Everyone had to evacuate the building after an announcement. The office was relocated since the building was deteriorating. We didn't return into next year.

Sentence: The office building could not be described as derelict.

Output: No


Input: 

The Air Force Services Activity is holding The Rock Festival for members of the Altus Air Force Base and those capable of getting on base. The Rock Festival is being held at the Altus Air Force Base Athletic Track on May 12 starting at 5 p.m. There are two musical acts scheduled for the festival, including Plain White T's and We The Kings.There will be food, drinks and games during the show. The event is not open to the public, but it is free for anyone with access to the base. Copyright 2018 RNN Texoma. All Rights Reserved.

Sentence: The  festival is being held on the athletic track. 

Output: Yes


Input: 

US Steel could even have a technical advantage over Nucor since one new method of steel making it is considering, thin strip casting, may produce higher quality steel than the Nucor thin slab technique.

Sentence: Steel produced by the thin slab technique may be inferior to steel produced by thin strip casting.

Output:
Yes