A man is standing on a ladder painting bricks
A man is sitting down and cleaning bricks.
Standing on a ladder and sitting down are actions which cannot be done simultaneously. Also, painting and cleaning are two different actions.
exists e1 x1 x2 x3 x4.(Time(e1,x4) & n_brick(x4) & on(e1,x2) & n_painting(x2) & of(x2,x3) & n_ladder(x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists e1 e2 s1 x1 x2 x3.(Theme(e2,x3) & Actor(e2,x2) & v_clean(e2) & n_brick(x3) & n_man(x2) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1) & n_man(x1))