A flying machine with a yellow sail is landing with industrial buildings in the background.
The sail of the machine is white.
The sail can either be yellow or white.
exists e1 e2 s1 s2 x1 x2 x3 x4.(n_background(x4) & with(e2,x3) & in(x3,x4) & n_building(x3) & a_industrial(s2) & Theme(s2,x3) & Actor(e2,x1) & v_land(e2) & with(x1,x2) & n_sail(x2) & a_yellow(s1) & Theme(s1,x2) & n_machine(x1) & Actor(e1,x1) & v_fly(e1))
exists s1 x1 x2.(n_machine(x2) & n_sail(x1) & Theme(s1,x1) & a_white(s1) & of(x1,x2))