Input:

In a separate mass shooting on Saturday in Pittsburgh, a man donned a bulletproof vest and killed three police officers after he had been driven into a murderous rage by an argument with his mother over a dog. According to court papers, Richard Poplawski who had recently been dishonourably discharged from the US Marines had been arguing with his mother about the dog urinating inside their home early on Saturday morning when she threatened to evict him. When the argument escalated, she called the police. By the time a patrol car turned up at after 7am, Mr Poplawski, 23, had armed himself with an assault rifle, a long-arm rifle, a pistol and several rounds of ammunition.

Sentence: Ms Poplawski contacted the police prior to 9am.

Output: Yes

Input:

Pembroke College is a constituent college of the University of Cambridge, England. The college is the third-oldest college of the university and has over seven hundred students and fellows. Physically, it is one of the university's larger colleges, with buildings from almost every century since its founding, as well as extensive gardens.

Sentence: There are four colleges of the University of Cambridge, England older than Pembroke.

Output: No

Input:

Nick Tandy (born 5 November 1984) is a professional British racing driver currently racing for Porsche Motorsport as a factory driver in the FIA World Endurance Championship LMP1 class. He won the 2015 24 Hours of Le Mans with co-drivers Earl Bamber and Nico Hulkenberg.

Sentence: Porsche Motorsport employs factory drivers to race in the FIA World Endurance Championship LMP1 class.

Output: Yes

Input:

Floods are one of Europe's most widespread disasters. Major flooding has occurred nearly every year somewhere on our continent during the last few decades.

Sentence: Major flooding has occurred every year during the last few decades.

Output:
It's impossible to say