The girl is swimming is a blue-green ocean.
The girl is swimming in the James River.
an ocean and river are different bodies of water.
exists p1 p2 x1 x2.(n_girl(x1) & exists s1 x4.((x1 = x4) & n_ocean(x4) & a_blue-green(s1) & Theme(s1,x4)) & exists x3.((x2 = x3) & n_swimming(x3)) & (x1 = x2))
exists e1 x1 x2 x3.(ne_geo_river(x2) & (x2 = x3) & ne_per_james(x3) & n_girl(x1) & in(e1,x2) & Actor(e1,x1) & v_swim(e1))