Group of children and adults ride bicycles on a dirt road in the woods.
Parents are hiking with their kids.
People are either hiking or they ride bicycles but not both simultaneously.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(n_wood(x8) & ne_org_group(x1) & in(e1,x8) & on(e1,x6) & n_road(x6) & of(x6,x7) & n_dirt(x7) & Theme(e1,x5) & Actor(e1,x1) & v_ride(e1) & n_bicycle(x5) & of(x1,x2) & subset_of(x4,x2) & n_adult(x4) & subset_of(x3,x2) & n_child(x3))
exists e1 x1 x2.(with(e1,x2) & n_kid(x2) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_hike(e1) & n_parent(x1))