Three men walk outside of a white building.
The three men are NOT inside.
Not inside is a way of rephrasing outside.
exists e1 s1 x1 x2.(of(e1,x2) & n_building(x2) & a_white(s1) & Theme(s1,x2) & r_outside(e1) & Actor(e1,x1) & v_walk(e1) & n_man(x1) & card_eq_3(x1))
exists p1 x1.(n_man(x1) & card_eq_3(x1) & exists s1 x2.((x1 = x2) & n_inside(x2) & a_not(s1) & Theme(s1,x2)))