Input:

Wallace Michael Ross (19 September 1920 20 January 2010) was the founder of the Derby Bach Choir. He was also the Master of Music at Derby Cathedral, assistant organist at several great English Cathedrals, teacher of languages and music at several schools including Sturgess School in Derby. He also founded the Derby Cathedral Brass Ensemble and the Derby Sinfonia.

Sentence: He was a transgender

Output: It's impossible to say

Input:

The Mudi (in Hungarian, the plural form of mudi is "mudik") is a herding dog breed from Hungary. It is closely related to the Puli and Pumi, from which it was separated in the 1930s. Today, the Mudi is bred for work, sport, companionship, and show. They continue to be used in herding, as well as participating in a variety of dog sports.

Sentence: The mudi is a very popular breed

Output: It's impossible to say

Input:

Diaspora studies is an academic field established in the late 20th century to study dispersed ethnic populations, which are often termed diaspora peoples. The usage of the term diaspora carries the connotation of forced resettlement, due to expulsion, coercion, slavery, racism, or war, especially nationalist conflicts.

Sentence: Diaspora studies are very difficult and most students fail

Output: It's impossible to say

Input:

The 2015 J&T Banka Prague Open was a professional tennis tournaments played on outdoor clay courts. It was the 6th edition of the tournament which was an International tournament on the 2015 WTA Tour. It took place at the Sparta Prague Tennis Club in Prague, Czech Republic, from 27 April to 2 May 2015. This was the event's first edition as a WTA International tournament.

Sentence: The tournament was played by professional tennis players

Output:
Yes