A shirtless man painting graffiti on a wall.
A shirtless man painting.
Both sentences describe a shirtless man painting.
exists s1 x1 x2 x3 x4.(a_topic(x1) & on(x1,x4) & n_wall(x4) & Time(x1,x3) & n_graffitus(x3) & n_painting(x1) & of(x1,x2) & n_man(x2) & a_shirtless(s1) & Theme(s1,x1))
exists s1 x1 x2.(a_topic(x1) & n_painting(x1) & of(x1,x2) & n_man(x2) & a_shirtless(s1) & Theme(s1,x1))