An elderly man standing near a younger man.
An old man and a young man stand together.
Just because an elderly man standing near a younger man doesn't mean they stand together.
exists s1 s2 x1 x2 x3.(a_topic(x1) & near(x1,x3) & n_man(x3) & r_more(s2) & a_younger(s2) & Theme(s2,x3) & n_standing(x1) & of(x1,x2) & n_man(x2) & a_elderly(s1) & Theme(s1,x1))
exists s1 s2 s3 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & r_together(x2) & n_stand(x2) & of(x2,x3) & n_man(x3) & a_young(s3) & Theme(s3,x2) & subset_of(x1,s1) & n_man(x1) & a_old(s2) & Theme(s2,x1))