People looking at the ocean.
Tourists are looking at the Pacific Ocean.
Not all people are tourists and not all oceans are the Pacific Ocean.
exists e1 x1 x2.(n_ocean(x2) & at(e1,x2) & Actor(e1,x1) & v_look(e1) & n_people(x1))
exists e1 x1 x2 x3.(ne_geo_ocean(x2) & (x2 = x3) & ne_geo_pacific(x3) & at(e1,x2) & Actor(e1,x1) & v_look(e1) & n_tourist(x1))