A man dances with a fire baton at night.
the man is dancing
If the man dances with a fire baton it is the same as dancing.
exists e1 x1 x2 x3 x4.(at(e1,x4) & n_night(x4) & with(e1,x2) & n_baton(x2) & of(x2,x3) & n_fire(x3) & Actor(e1,x1) & v_dance(e1) & n_man(x1))
exists e1 x1.(n_man(x1) & Actor(e1,x1) & v_dance(e1))