An older man is sitting on a red bench with a younger man.
An old man is sitting on a bench.
Age is relative to who  you are comparing, older than one is old to another.
exists e1 s1 s2 s3 x1 x2 x3.(with(e1,x3) & n_man(x3) & r_more(s3) & a_younger(s3) & Theme(s3,x3) & on(e1,x2) & n_bench(x2) & a_red(s2) & Theme(s2,x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & a_old(s1) & Theme(s1,x1))