Title: Group (mathematics).
Question: What group operation is taken by the set from the original group?

Title: Muammar Gaddafi.
Question: Why did Libyan Arab Airlines Flight 114 accidentally fly into Israel's airspace?

Title: Queen (band).
Question: In what year was Queen inducted in the UK Hall of Fame?

Title: The Bronx.
Question:
How many Bronx residents called themselves "Sub-Saharan African" in 2009?