A man stands at the entrance of Yerba Buena Center for the Arts.
A man is by an art center.
Yerba Buena Center for the Arts is an art center
exists e1 x1 x2 x3 x4 x5 x6.(n_art(x6) & ne_org_center(x3) & (x3 = x5) & ne_org_buena(x5) & (x3 = x4) & ne_org_yerba(x4) & n_entrance(x2) & for(e1,x6) & at(e1,x2) & of(x2,x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists p1 x1.(exists x2 x3.(by(x1,x2) & n_center(x2) & of(x2,x3) & n_art(x3)) & n_man(x1))