A sun filled area with posters on the cement pillars.
The posters are well lit.
Sun filled implies well lit since there is a lot of light.
exists e1 x1 x2 x3 x4 x5.(n_pillar(x4) & of(x4,x5) & n_cement(x5) & Theme(e1,x2) & Actor(e1,x1) & v_fill(e1) & on(x2,x4) & with(x2,x3) & n_poster(x3) & n_area(x2) & n_sun(x1))
exists s1 x1.(n_poster(x1) & r_well(s1) & Theme(s1,x1) & a_lit(s1))