Two guys looking at the screen of a tv while one sings,(presumably) and the other plays a set of big wooden drums.
The room is quiet.
The room would not be quiet if there is singing and a guys plays wooden drums.
exists e1 s1 s2 x1 x2 x3 x4 x5 x7.(-(x7 = x7) & n_play(x7) & n_screen(x3) & a_topic(s1) & all x6.(n_set(x6) -> exists s3 s4 x8.(subset_of(x7,s1) & of(x7,x8) & n_drum(x8) & a_wooden(s4) & Theme(s4,x8) & a_big(s3) & Theme(s3,x8) & for(x7,x6))) & subset_of(x1,s1) & a_presumably(s2) & Manner(e1,s2) & while(e1,x5) & n_sing(x5) & card_eq_1(x5) & at(e1,x3) & of(x3,x4) & n_tv(x4) & Actor(e1,x2) & v_look(e1) & (x1 = x2) & n_guy(x1) & card_eq_2(x1))
exists s1 x1.(n_room(x1) & Theme(s1,x1) & a_quiet(s1))