An older man speaking to a younger woman who is wearing a name tag.
A couple is talking about where to go next.
In the first sentence we only know that an older man is talking to a younger woman. In the second sentence we know that they are a couple and they're talking about where to go next.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6.(a_topic(x1) & to(x1,x3) & Theme(e1,x5) & Actor(e1,x4) & v_wear(e1) & n_tag(x5) & of(x5,x6) & n_name(x6) & (x3 = x4) & n_woman(x3) & r_more(s2) & a_younger(s2) & Theme(s2,x3) & n_speaking(x1) & of(x1,x2) & n_man(x2) & r_more(s1) & a_older(s1) & Theme(s1,x1))
exists e1 x1 x2.(about(e1,x2) & n_manner(x2) & exists e2 p1 x3.(exists s1.(Theme(s1,x3) & a_next(s1)) & Topic(e2,p1) & Actor(e2,x3) & v_go(e2)) & Actor(e1,x1) & v_talk(e1) & n_couple(x1))