A man in a black and white jacket sit on his silver motorcycle.
The man in the black and white jacket is washing his truck.
You cannot be siting on a silver motorcycle and washing your truck at the same time.
exists e1 s1 s2 x1 x2 x3 x4.(on(e1,x3) & n_motorcycle(x3) & of(x3,x4) & n_silver(x4) & of(x3,x1) & n_male(x1) & Actor(e1,x1) & v_sit(e1) & in(x1,x2) & n_jacket(x2) & a_white(s2) & Theme(s2,x2) & a_black(s1) & Theme(s1,x2) & n_man(x1))
exists e1 s1 s2 x1 x2 x3.(n_truck(x3) & of(x3,x1) & n_male(x1) & n_jacket(x2) & a_white(s2) & Theme(s2,x2) & a_black(s1) & Theme(s1,x2) & n_man(x1) & Theme(e1,x3) & Actor(e1,x1) & v_wash(e1) & in(x1,x2))