Input:

The FIL World Luge Championships 1957 took place in Davos, Switzerland. It marked the first time the event was held under the auspices of the International Luge Federation (FIL) which was formed earlier that year. Also, it was the first time the championships had been held after being cancelled the previous year.

Sentence: The abbreviation for the International luge Federation is the IFL.

Output: No

Input:

Denis Hale Johnson (July 1, 1949 May 24, 2017) was an American writer best known for his short story collection "Jesus' Son" (1992) and his novel "Tree of Smoke" (2007), which won the National Book Award for Fiction. He also wrote plays, poetry, journalism, and non-fiction.

Sentence: Denis Hale Johnson (July 1, 1949 May 24, 2019) was an American writer best known for his short story collection "Jesus' Son"

Output: No

Input:

A Suitable Boy is a novel by Vikram Seth, published in 1993. At 1,349 pages (1,488 pages softcover) and 591,552 words, the book is one of the longest novels ever published in a single volume in the English language. A sequel, to be called "A Suitable Girl", is due for publication in 2017.

Sentence: I like to read long books

Output: It's impossible to say

Input:

A trumpet concerto is a concerto for solo trumpet and instrumental ensemble, customarily the orchestra. Such works have been written from the Baroque period, when the solo concerto form was first developed, up through the present day. Some major composers have contributed to the trumpet concerto repertoire, with the best known work being Joseph Haydn's Trumpet Concerto in E-flat.

Sentence: Trumpet concerto has been contributed to by five major composers.

Output:
It's impossible to say