Sister Cities is a Lifetime television film directed by Sean Hanish, based on the internationally acclaimed 2006 play of the same name by Colette Freedman. The film stars Stana Katic, Jess Weixler, Michelle Trachtenberg, and Troian Bellisario as the four sisters along with Jacki Weaver, Alfred Molina, Amy Smart, and Tom Everett Scott filling out the rest of the cast.
Sister Cities is based on a 2006 play
A: Yes

United 300 is an American short film that parodies "United 93" (2006) and "300" (2007). It won the MTV Movie Spoof Award at the MTV Movie Awards 2007. The short was created by Andy Signore along with some of his friends. During his speech, he said, roughly, "The film was not making fun of a tragedy; it was a tribute to those who stood up against tyranny".
United 300 won multiple awards
A: It's impossible to say

Blackburn with Darwen is a unitary authority area in Lancashire, North West England. It consists of Blackburn, the small town of Darwen to the south of it, and the surrounding countryside. The population of the Unitary Authority taken at the 2011 census was 147,489.
The unitary authority in Lancashire did not participate in the 2011 census.
A:
No