A group of people sitting around playing cards.
People are walking around the casino floor.
the people can not be walking around the floor if they are sitting playing cards
exists e1 e2 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & around(e1,e2) & Theme(e2,x4) & Actor(e2,x3) & v_play(e2) & n_card(x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3.(n_floor(x2) & of(x2,x3) & n_casino(x3) & around(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))