Two people getting married.
A man and woman are getting married.
Sentence 1 does not specify who is getting married or if the two people are a man or a woman or are marrying each other.
exists e1 p1 x1 x2.(a_topic(x1) & exists s1.(Theme(s1,x2) & a_marry(s1)) & Topic(e1,p1) & Actor(e1,x2) & v_get(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e1 p1 x1 x2 x3.(exists e2.(Theme(e2,x1) & v_marry(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_get(e1) & n_woman(x3) & n_man(x2) & subset_of(x3,x1) & subset_of(x2,x1))