Traveller

Press the first button below to continue the current game, the second to restart it, and the third to restart with a specified square and trader.

		tradercircler at square 2, 2 2, 5 2, 12 3, 2 3, 4 3, 6 3, 11 3, 13 4, 2 4, 4 4, 6 4, 7 4, 8 4, 9 4, 10 4, 11 4, 13 5, 2 5, 4 5, 6 5, 11 5, 13 6, 2 6, 5 6, 12 7, 2 7, 8 7, 9 7, 12 8, 2 8, 4 8, 7 8, 12 9, 2 9, 4 9, 7 9, 11 9, 13 10, 2 10, 5 10, 6 10, 8 10, 9 10, 10 10, 11 10, 13 11, 2 11, 7 11, 11 11, 13 12, 2 12, 7 12, 12 13, 2 13, 5 13, 6 13, 12 14, 2 14, 12 15, 3 15, 4 15, 5 15, 6 15, 7 15, 8 15, 9 15, 10 15, 11

Press the first button below to continue the current game, the second to restart it, and the third to restart with a specified square and trader.

		tradercircler at square 2, 2 2, 5 2, 12 3, 2 3, 4 3, 6 3, 11 3, 13 4, 2 4, 4 4, 6 4, 7 4, 8 4, 9 4, 10 4, 11 4, 13 5, 2 5, 4 5, 6 5, 11 5, 13 6, 2 6, 5 6, 12 7, 2 7, 8 7, 9 7, 12 8, 2 8, 4 8, 7 8, 12 9, 2 9, 4 9, 7 9, 11 9, 13 10, 2 10, 5 10, 6 10, 8 10, 9 10, 10 10, 11 10, 13 11, 2 11, 7 11, 11 11, 13 12, 2 12, 7 12, 12 13, 2 13, 5 13, 6 13, 12 14, 2 14, 12 15, 3 15, 4 15, 5 15, 6 15, 7 15, 8 15, 9 15, 10 15, 11

The program is one I've used in teaching Prolog. The source is here; it's running under SWI-Prolog and PHP. You can see the PHP script here.