Several people watching a scene on the street below from an apartment building.
The people are surfing in the ocean.
They could not be watching a scene from an apartment building if they are also surfing in the ocean.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_street(x4) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_watch(e1) & from(x3,x5) & n_building(x5) & of(x5,x6) & n_apartment(x6) & r_below(x3) & on(x3,x4) & n_scene(x3) & (x1 = x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_ocean(x2) & n_people(x1) & in(e1,x2) & Actor(e1,x1) & v_surf(e1))