A man is backpacking up a grassy hill.
The first steps of a 500 mile hiking adventure.
Backpacking up a hill does not imply taking the first steps of a 500 mile hiking adventure.
exists e1 s1 s2 x1 x2.(a_up(s2) & Manner(e1,s2) & Theme(e1,x2) & Actor(e1,x1) & v_backpack(e1) & n_hill(x2) & a_grassy(s1) & Theme(s1,x2) & n_man(x1))
exists s1 x1 x2 x3 x4.(n_step(x1) & a_first(s1) & Theme(s1,x1) & a_topic(x1) & of(x1,x2) & n_adventure(x2) & of(x2,x4) & n_hiking(x4) & of(x2,x3) & n_mile(x3) & card_eq_500(x2))