A man sits on the stairs next to his bike.
A man is driving his car up some stairs.
If a man sits on the stairs, he cannot also be driving.
exists e1 x1 x2 x3.(n_bike(x3) & of(x3,x2) & n_male(x2) & n_stair(x2) & to(e1,x3) & r_next(e1) & on(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))
exists e1 x1 x2 x3.(up(e1,x3) & n_stair(x3) & Theme(e1,x2) & Actor(e1,x1) & v_drive(e1) & n_car(x2) & of(x2,x1) & n_male(x1) & n_man(x1))