Before the concert the cameramen scan the crowd of fans.
There are a lot of people at the outdoor concert.
Not all concerts are set outdoor.
exists e1 x1 x2 x3 x4.(n_concert(x4) & n_crowd(x2) & n_cameraman(x1) & before(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_scan(e1) & of(x2,x3) & n_fan(x3))
exists p1 s1 x1 x4.(n_concert(x4) & a_outdoor(s1) & Theme(s1,x4) & exists x2 x3.((x1 = x2) & of(x2,x3) & at(x3,x4) & n_people(x3) & n_lot(x2)))