...Each player has four giants having initial configuration as shown in starting stage.
A move consists of two subsequent actions:
1. One moves one of one's own giant one or more empty squares in a straight line (orthogonally), exactly as rook moves in chess, it may not cross or enter a square occupied by a giant or an arrow.
2. After moving, the giant shoots an arrow from its landing square to another square, using another rook-like move. This arrow may travel in any orthogonal direction (even backwards along the same path the giant just traveled, into or across the starting square if desired). ...