Context: GE is a multinational conglomerate headquartered in Fairfield, Connecticut. Its main offices are located at 30 Rockefeller Plaza at Rockefeller Center in New York City, known now as the Comcast Building. It was formerly known as the GE Building for the prominent GE logo on the roof; NBC's headquarters and main studios are also located in the building. Through its RCA subsidiary, it has been associated with the center since its construction in the 1930s. GE moved its corporate headquarters from the GE Building on Lexington Avenue to Fairfield in 1974.

Question: Where is GE's headquarters located?
Answer: Fairfield, Connecticut

Question: On what street in New York was GE headquartered before moving to Fairfield?
Answer: Lexington Avenue

Question: In what year did GE move its headquarters to Fairfield?
Answer: 1974

Question: Which television broadcast company is located in the same building as GE's main offices in New York City?
Answer: NBC

Question: What was the former name of the Comcast Building, location of GE's main offices?
Answer: 30 Rockefeller Plaza at Rockefeller Center

Question: In what decade did NBC makes the Comcast Building their headquarters?
Answer: Unanswerable

Question: In what year was GE incorporated?
Answer: Unanswerable

Question: In what year did NBC begin broadcasting from the Comcast building?
Answer: Unanswerable

Question: In what year did 30 Rockefeller Plaza at Rockefeller Center change its name to the Comcast building?
Answer: Unanswerable