A man and woman both wearing white, standing on the Great Wall of China.
A married couple is celebrating their wedding on the Great Wall of China.
Not all men and women are married couples.  Not all people on the Great Wall are celebrating a wedding.
exists e1 e2 p1 x1 x2 x3 x4 x5 x6 x7.(ne_org_china(x7) & ne_org_wall(x5) & (x5 = x6) & ne_org_great(x6) & a_topic(x1) & n_both(x1) & for(e1,e2) & on(e2,x5) & of(x5,x7) & Actor(e2,x4) & v_stand(e2) & exists s1.(Theme(s1,x4) & a_white(s1)) & Topic(e1,p1) & Actor(e1,x4) & v_wear(e1) & (x1 = x4) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists e1 s1 x1 x2 x3 x4 x5.(ne_org_china(x5) & ne_org_wall(x3) & (x3 = x4) & ne_org_great(x4) & Theme(e1,x2) & Actor(e1,x1) & v_celebrate(e1) & on(x2,x3) & of(x3,x5) & n_wedding(x2) & of(x2,x1) & n_thing(x1) & n_couple(x1) & a_married(s1) & Theme(s1,x1))