Someone is riding a bright green dirt bike through the grass.
A woman on a green bike goes through the grass
Someone riding a dirt bike doesn't mean it is a woman.
exists e1 s1 s2 x1 x2 x3 x4.(n_grass(x4) & through(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x3) & n_dirt(x3) & a_green(s2) & Theme(s2,x2) & a_bright(s1) & Theme(s1,x2) & n_person(x1))
exists e1 s1 x1 x2 x3.(n_grass(x3) & through(e1,x3) & Actor(e1,x1) & v_go(e1) & on(x1,x2) & n_bike(x2) & a_green(s1) & Theme(s1,x2) & n_woman(x1))