People around a table playing roulette.
People are playing a game of roulette in a Las Vegas Casino.
Playing roulette does not imply being in a Las Vegas casino.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_roulette(x4) & (x1 = x3) & around(x1,x2) & n_table(x2) & n_people(x1))
exists e1 x1 x2 x3 x4 x5 x6.(in(e1,x4) & ne_org_casino(x4) & (x4 = x6) & ne_org_vegas(x6) & (x4 = x5) & ne_org_las(x5) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & of(x2,x3) & n_roulette(x3) & n_game(x2) & n_people(x1))