You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Nanjing

Context:
Most of Nanjing's major theatres are multi-purpose, used as convention halls, cinemas, musical halls and theatres on different occasions. The major theatres include the People's Convention Hall and the Nanjing Arts and Culture Center. The Capital Theatre well known in the past is now a museum in theatre/film.

Question:
What was the popularity of The Capital Theater, in the past?

well known