A person flies through the air in a field on a motorized dirt bike.
A man is riding his bike over jumps in a large field
a person can be a man or a woman and the field is not said to be large
exists e2 e1 x1 x2 x3 x4 x5.(n_air(x2) & through(e1,x2) & on(x2,x4) & n_bike(x4) & of(x4,x5) & n_dirt(x5) & Theme(e2,x4) & v_motorize(e2) & in(x2,x3) & n_field(x3) & Actor(e1,x1) & v_fly(e1) & n_person(x1))
exists e1 s1 x1 x2 x3 x4.(over(e1,x3) & in(x3,x4) & n_field(x4) & a_large(s1) & Theme(s1,x4) & n_jump(x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bike(x2) & of(x2,x1) & n_male(x1) & n_man(x1))