state FGCW, state CW,FG state FCW,G state C,GFW state FGC,W state G,FWC state FG,WC state ,FGCW state W,GFC state WFG,C action with_goat action empty_return action with_wolf action with_goat action with_cabbage action empty_return action with_goat action with_cabbage action with_goat action with_wolf