Older man painting a picture of ancient ruins in the background.
The man is building a sandcastle.
One cannot be painting a picture and building a sandcastle simultaneously.
exists e1 s1 s2 x1 x2 x3 x4 x5.(n_background(x5) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_paint(e1) & of(x3,x4) & in(x4,x5) & n_ruin(x4) & a_ancient(s2) & Theme(s2,x4) & n_picture(x3) & (x1 = x2) & n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_build(e1) & n_sandcastle(x2))