The King can move one square in any direction: forward, backward, diagonal, or across. But it cannot move to a square which is under threat. 2. The Queen is the most powerful chess piece and can ...

Magnus Carlsen, a 34-year-old Norwegian, is among the greatest chess players of all time.

chess has some unexpected quirks. The pieces are named for positions in the royal court, but the most powerful piece – and the most valuable – is not the king, but the queen. A knight and a ...