Asian biking down a road near the water.
Asian biking by  the water.
An asian biking down a road by water.
exists s1 x1 x2 x3.(n_water(x3) & a_topic(x1) & down(x1,x2) & near(x2,x3) & n_road(x2) & n_biking(x1) & a_asian(s1) & Theme(s1,x1))
exists s1 x1 x2.(n_water(x2) & a_topic(x1) & by(x1,x2) & n_biking(x1) & a_asian(s1) & Theme(s1,x1))