Toddler boy in a red hat holding on to some railings.
A young man watches the city from the arms of his family.
Not all toddlers could be considered a young man.  Just because the boy is holding on to some railings, doesn't imply he watches the city from the arms of his family.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x3) & r_on(e1) & to(e1,x5) & n_railing(x5) & Actor(e1,x4) & v_hold(e1) & (x3 = x4) & n_hat(x3) & a_red(s1) & Theme(s1,x3) & n_boy(x1) & (x1 = x2) & ne_nam_toddler(x2))
exists e1 s1 x1 x2 x3 x4.(n_family(x4) & of(x4,x2) & n_male(x2) & n_arm(x3) & n_city(x2) & from(e1,x3) & of(x3,x4) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_man(x1) & a_young(s1) & Theme(s1,x1))