Man with an orange shirt is grinding on stone, he is not wearing shoes.
A man with no shoes in an orange shirt is grinding on stone.
The man is wearing an orange shirt and he is grinding stone
exists e1 x1 x2 x3 x4.(-exists e2 x5.(Theme(e2,x5) & Actor(e2,x1) & v_wear(e2) & n_shoe(x5)) & n_male(x1) & on(e1,x4) & n_stone(x4) & Actor(e1,x1) & v_grind(e1) & with(x1,x2) & n_shirt(x2) & of(x2,x3) & n_orange(x3) & n_man(x1))
exists x1.(-exists e1 x2 x3 x4 x5.(on(e1,x5) & n_stone(x5) & Actor(e1,x1) & v_grind(e1) & with(x1,x2) & in(x2,x3) & n_shirt(x3) & of(x3,x4) & n_orange(x4) & n_shoe(x2)) & n_man(x1))