A group of people dressed in very colorful authentic costumes make conversation.
A group of people dressed in colorful attire make conservation with their best friends.
dressing in colorful authentic costumes doesn't mean attire and making conversation doesn't mean its with your best friend.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5.(Theme(e2,x5) & Actor(e2,x1) & v_make(e2) & n_conversation(x5) & of(x1,x2) & in(e1,x4) & n_costume(x4) & a_authentic(s2) & Theme(s2,x4) & a_colorful(s1) & Theme(s1,x4) & r_very(x4) & Theme(e1,x3) & v_dress(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6.(with(e2,x6) & n_friend(x6) & r_most(s2) & a_good(s2) & Theme(s2,x6) & of(x6,x1) & n_thing(x1) & Theme(e2,x5) & Actor(e2,x1) & v_make(e2) & n_conservation(x5) & of(x1,x2) & in(e1,x4) & n_attire(x4) & a_colorful(s1) & Theme(s1,x4) & Theme(e1,x3) & v_dress(e1) & (x2 = x3) & n_people(x2) & n_group(x1))