A boy with face paint looks out over a stone sculpture.
A boy has a mask on
If the boy has face paint on then he is not wearing a mask.
exists e1 s1 x1 x2 x3 x4 x5.(a_out(s1) & Manner(e1,s1) & over(e1,x4) & n_sculpture(x4) & of(x4,x5) & n_stone(x5) & Actor(e1,x1) & v_look(e1) & with(x1,x2) & n_paint(x2) & of(x2,x3) & n_face(x3) & n_boy(x1))
exists e1 s1 x1 x2.(a_on(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_mask(x2) & n_boy(x1))