Indeed. So in GOAP, actions have pre-conditions and post-conditions (effects.) pickup-item was defined as: PRECONDITIONS: HANDS_EMPTY==1, NEAR_ITEM==1, HAVE_I

Indeed. So in GOAP, actions have pre-conditions and post-conditions (effects.) pickup-item was defined as: PRECONDITIONS: HANDS_EMPTY==1, NEAR_ITEM==1, HAVE_ITEM==0 POSTCONDITIONS: HAVE_ITEM:=1 HANDS_EMPTY:=0 Which makes it so that agents carry one thing at a time, indeed.