A girl posing on a open stone walkway for a picture taken by a friend.
A girl is surfing
One cannot pose for a picture on a walkway and be surfing at the same time.
exists e2 e1 s1 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & on(e1,x3) & for(x3,x5) & Actor(e2,x7) & n_friend(x7) & Theme(e2,x6) & v_take(e2) & (x5 = x6) & n_picture(x5) & n_walkway(x3) & of(x3,x4) & n_stone(x4) & a_open(s1) & Theme(s1,x3) & Actor(e1,x2) & v_pose(e1) & (x1 = x2) & n_girl(x1))
exists e1 x1.(Actor(e1,x1) & v_surf(e1) & n_girl(x1))