Swallows and Amazons series image of the English Lake District and added Arthur Ransome's name to the select list of classic British children's authors". The series remains popular today. It contributes to the tourist industry in the Lake District and Norfolk Broads areas of England, where many of the books are set. There are also several societies dedicated to the study and promotion of Ransome's work which are largely inspired by the series. The first one to be founded was the Arthur Ransome Club in Japan. There is also the British-based group, The Arthur Ransome Society, which has an international membership. The series begins
Game of the Amazons in 1994, and an updated version with graphics in Visual Basic in 1995. There are Amazons tournaments at the Computer Olympiad, a series of computer-versus-computer competitions. Usually, in the endgame, the board is partitioned into separate "royal chambers", with queens inside each chamber. We define simple Amazons endgames to be endgames where each chamber has at most one queen. Determining who wins in a simple Amazons endgame is NP-hard. This is proved by reducing it to finding the Hamiltonian path of a cubic subgraph of the square grid graph. Generalized Amazons (that is, determining the winner of a game of