Musicians playing to a crowd of people on the street.
The street has no people.
A crowd of people on the street is completely contradictory to there being no people on the street.
exists e1 x1 x2 x3 x4.(n_street(x4) & ne_nam_musicians(x1) & to(e1,x2) & on(x2,x4) & of(x2,x3) & n_people(x3) & n_crowd(x2) & Actor(e1,x1) & v_play(e1))
exists x1.(n_street(x1) & -exists e1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_people(x2)))