:- initialization(
logtalk_load([
state_space,
water_jug,
salt3,
farmer,
heuristic_state_space,
bridge,
eight_puzzle,
miss_cann,
search_strategy,
blind_search1,
breadth_first1,
depth_first1,
heuristic_search1,
best_first1,
hill_climbing1,
performance],
[events(on)])).