A man dances on a colorful wall.
man  having lunch in a restaurant
A man cannot dance on a wall at the same time he is having lunch in a restaurant.
exists e1 s1 x1 x2.(on(e1,x2) & n_wall(x2) & a_colorful(s1) & Theme(s1,x2) & Actor(e1,x1) & v_dance(e1) & n_man(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_restaurant(x4) & Theme(e1,x3) & Actor(e1,x2) & v_have(e1) & n_lunch(x3) & (x1 = x2) & n_man(x1))