A dark stage set is under construction.
A stage isn't well lit.
A  dark stage under construction is not well lit.
exists p1 s1 x1 x2.(exists x3.(under(x1,x3) & n_construction(x3)) & n_set(x1) & of(x1,x2) & n_stage(x2) & a_dark(s1) & Theme(s1,x1))
exists x1.(-exists e1 s1.(a_well(s1) & Manner(e1,s1) & Actor(e1,x1) & v_light(e1)) & n_stage(x1))