A scruffy looking man is playing guitar and singing.
The man is driving a car.
Playing is not driving.
exists e1 e2 s1 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & n_singing(x4) & n_guitar(x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_man(x1) & Actor(e1,x1) & v_look(e1) & a_scruffy(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_drive(e1) & n_car(x2))