A band performs on a small stage with neon lights glowing.
The stage is empty of people.
The stage can't be empty if the band performs.
exists e1 e2 s1 x1 x2 x3 x4 x5.(on(e1,x2) & with(x2,x3) & Actor(e2,x5) & v_glow(e2) & (x3 = x5) & n_light(x3) & of(x3,x4) & n_neon(x4) & n_stage(x2) & a_small(s1) & Theme(s1,x2) & Actor(e1,x1) & v_perform(e1) & n_band(x1))
exists s1 x1 x2.(n_stage(x1) & of(s1,x2) & n_people(x2) & Theme(s1,x1) & a_empty(s1))