Q: Which famous Mormon church leader and educational pioneer died in Salt Lake City in 1877?
What is the answer?

A: brigham young

Q: In June 2007 the Millennium Dome re-opened under what name?
What is the answer?

A: o2

Q: The strategy board game Reversi played on a 8*8 board is marketed under the name of which Shakespearean character?
What is the answer?

A: othello

Q: Which chemical element has the symbol Hf?
What is the answer?

A:
hafnium