A man on his wedding day.
Man in his marriage
Sentence 1 is missing man in his marriage
exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & n_day(x2) & of(x2,x3) & n_wedding(x3) & of(x2,x1) & n_male(x1) & n_man(x1))
exists x1 x2.(a_topic(x1) & in(x1,x2) & n_marriage(x2) & of(x2,x1) & n_male(x1) & n_man(x1))