A man is attempting a stunt with a bicycle.
A man tries to impress any watchers as he attempts a bike stunt.
That someone is attempting a stunt does not necessarily imply that he tries to impress any watchers.
exists e1 x1 x2 x3.(with(e1,x3) & n_bicycle(x3) & Theme(e1,x2) & Actor(e1,x1) & v_attempt(e1) & n_stunt(x2) & n_man(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & all x2.(n_watcher(x2) -> exists e2 p2.(exists e3 x3 x4.(Theme(e3,x3) & Actor(e3,x1) & v_attempt(e3) & n_stunt(x3) & of(x3,x4) & n_bike(x4)) & as(e2,p2) & Theme(e2,x2) & Actor(e2,x1) & v_impress(e2))) & n_male(x1) & n_man(x1))