Three young boys playing with tires, with adult close by.
The adults are far away from the three young boys.
Close by and far away are opposite phrases.  The boys and the adults would either be far away or close by each other.
exists e1 s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & a_by(s2) & Manner(e1,s2) & with(e1,x4) & n_close(x4) & of(x4,x5) & n_adult(x5) & with(e1,x3) & n_tire(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_3(x1))
exists s1 s2 x1 x2.(n_boy(x2) & a_young(s2) & Theme(s2,x2) & card_eq_3(x2) & n_adult(x1) & r_far(s1) & from(s1,x2) & Theme(s1,x1) & a_away(s1))