Input:

The Boulton Paul Balliol and Sea Balliol were monoplane military advanced trainer aircraft built for the Royal Air Force (RAF) and the Royal Navy Fleet Air Arm (FAA) by Boulton Paul Aircraft. Developed in the late 1940s the Balliol was designed to replace the North American Harvard trainer and used the Rolls-Royce Merlin engine, with the Sea Balliol a naval version for deck landing training.

Sentence: The Boulton Paul Balliol is still used by the Royal Air Force today.

Output: It's impossible to say

Input:

Paul Albert Raymond Barlatier de Mas (13 October 1802, Saint-Omer - 24 January 1874, Paris), was a French Baron, Chief of the Paris-Lyon-Mediterranee Railway Company, and mayor of Dammarie-les-Lys. Baron Barlatier de Mas was the grandson of Captain Paul Francois Ignace de Barlatier de Mas.

Sentence: Paul Albert Raymond Barlatier de Mas died in 1874

Output: Yes

Input:

Hidden City Entertainment was a game publisher founded in 2004 (as Hidden City Games, Inc.) by Jesper Myrfors and Paul Peterson to develop and market the chip-throwing game, "Clout Fantasy." After Clout was developed the company recruited Peter Adkison as CEO.

Sentence: The throwing game, "Clout Fantasy" was developed by Hidden City Entertainment.

Output: Yes

Input:

Live from the Gaiety is a live album by The Dubliners. It was recorded during the Irish leg of their tour celebrating forty years on the road. The double album was recorded at the Gaiety Theatre in Dublin in June 2002. All surviving members took part. A companion double DVD of the concert in its entirety was also released.

Sentence: The double album was recorded in the 6th month of the year.

Output:
Yes