A man jumping a bicycle over a dirt path surrounded by trees.
a man practicing bike tricks
A man jumping a bicycle does not mean that he is practicing bike tricks.
exists e1 e2 x1 x2 x3 x4 x5 x6.(Actor(e2,x6) & n_tree(x6) & Theme(e2,x1) & v_surround(e2) & over(e1,x4) & n_path(x4) & of(x4,x5) & n_dirt(x5) & Theme(e1,x3) & Actor(e1,x2) & v_jump(e1) & n_bicycle(x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_practice(e1) & n_trick(x3) & of(x3,x4) & n_bike(x4) & (x1 = x2) & n_man(x1))