A room with four people playing bagpipes with a couple other people watching.
Musicians play their instruments for a small crowd
People watching is a crowd and people playing bagpipes are implied to be musicians.
exists e2 e1 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & with(x1,x2) & with(e1,x5) & Actor(e2,x7) & v_watch(e2) & (x5 = x7) & -(x5 = x2) & n_people(x2) & n_people(x2) & n_people(x5) & of(x5,x6) & n_couple(x6) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_bagpipe(x4) & (x2 = x3) & card_eq_4(x2) & n_room(x1))
exists e1 s1 x1 x2 x3.(ne_nam_musicians(x1) & for(e1,x2) & n_crowd(x2) & a_small(s1) & Theme(s1,x2) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_instrument(x3) & of(x3,x2) & n_thing(x2))