person on a wakeboard in the air
A human is outside near water.
you would always be using a wakeboard near water
exists x1 x2 x3.(n_air(x3) & a_topic(x1) & on(x1,x2) & in(x2,x3) & n_wakeboard(x2) & n_person(x1))
exists s1 x1 x2.(near(s1,x2) & n_water(x2) & Theme(s1,x1) & a_outside(s1) & n_human(x1))