/* HOLIDAYS.PL */ resolve [r]. stm [ mp, hot ]. stm_predicates all. computer_hacker => rich. management_consultant => rich. mp => rich. hairdresser => poor. teacher => poor. toilet_cleaner => poor. poor => near. rich => far. near, hot => costa_del_sol, done. near, cold => aberdeen, done. far, hot => egypt, done. far, cold => switzerland, done. done => exec([forward]), exec([wait]).