Group of children and adults ride bicycles on a dirt road in the woods.
A family is riding their bicycles in the country.
Children an adults together might not be family.  A dirt road in the woods is not always in the country.
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 x3.(n_country(x3) & in(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_bicycle(x2) & of(x2,x1) & n_thing(x1) & n_family(x1))