A couple having a conversation.
people talking about their day
The couple could be having a conversation that does not include talking about their day.
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_have(e1) & n_conversation(x3) & (x1 = x2) & n_couple(x1))
exists e1 x1 x2 x3.(a_topic(x1) & about(e1,x3) & n_day(x3) & of(x3,x1) & n_thing(x1) & Actor(e1,x2) & v_talk(e1) & (x1 = x2) & n_people(x1))