Generate a correct and concise answer for the question based on the words in the context.

[EX Q]: Context : Taste the Blood of Dracula is a British horror film produced by Hammer Film Productions and released in 1970. 
Question : What production company was involved in Taste the Blood of Dracula?
[EX A]: Hammer Film Productions

[EX Q]: Context : Jessica Pegula (born February 24, 1994) is an American professional tennis player. 
Question : What was Jessica Pegula's occupation?
[EX A]: tennis player

[EX Q]: Context : The 2007 enlargement of the European Union saw Bulgaria and Romania join the European Union (EU) on 1 January 2007. 
Question : On what date did 2007 enlargement of the European Union occur?
[EX A]:
1 January 2007