A man is working on the wheel area of a black mercedes while another man is standing and taking a picture of something that is in front of the car.
Two men are preparing for a car sale.
Working on a car does not imply that they are preparing the car for sale
exists e1 p1 s1 x1 x2 x3 x4 x6 x12.(n_car(x12) & n_area(x2) & of(x2,x3) & n_wheel(x3) & exists e3 e2 p2 x5 x7 x8 x9 x10.(Theme(e3,x8) & Actor(e3,x7) & v_take(e3) & of(x8,x9) & exists x11.(in(x10,x11) & of(x11,x12) & n_front(x11)) & (x9 = x10) & n_thing(x9) & n_picture(x8) & n_man(x7) & -(x7 = x6) & Actor(e2,x5) & v_stand(e2) & n_man(x5) & -(x5 = x1)) & n_man(x6) & n_man(x1) & n_man(x1) & while(e1,p1) & on(e1,x2) & of(x2,x4) & n_mercedes(x4) & a_black(s1) & Theme(s1,x4) & Actor(e1,x1) & v_work(e1))
exists e1 x1 x2 x3.(for(e1,x2) & n_sale(x2) & of(x2,x3) & n_car(x3) & Actor(e1,x1) & v_prepare(e1) & n_man(x1) & card_eq_2(x1))