A man and a red-haired woman window shop at art gallery.
A man and a red-haired woman are swimming  at art gallery.
People can either window shop or go swimming but they cannot do both activities simultaneously.
exists s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(s1) & subset_of(x2,s1) & at(x2,x5) & n_gallery(x5) & of(x5,x6) & n_art(x6) & n_shop(x2) & of(x2,x4) & n_window(x4) & of(x2,x3) & n_woman(x3) & a_red-haired(s2) & Theme(s2,x2) & subset_of(x1,s1) & n_man(x1))
exists e1 s1 x1 x2 x3 x4 x5.(at(e1,x4) & n_gallery(x4) & of(x4,x5) & n_art(x5) & Actor(e1,x1) & v_swim(e1) & subset_of(x3,x1) & n_woman(x3) & a_red-haired(s1) & Theme(s1,x3) & subset_of(x2,x1) & n_man(x2))