Two men are sitting at a table in a restaurant, one man has a slice of cake with a sparkler as a candle.
It is one of the two men's birthday.
Just because one has a slice of cake with a candle does not imply it is the men's birthdays.
exists e1 p1 x1 x2 x3.(at(e1,x2) & in(x2,x3) & exists e2 x4 x5 x6 x7 x8.(with(e2,x7) & as(x7,x8) & n_candle(x8) & n_sparkler(x7) & Theme(e2,x5) & Actor(e2,x4) & v_have(e2) & of(x5,x6) & n_cake(x6) & n_slice(x5) & n_man(x4) & card_eq_1(x4)) & that(x3,p1) & n_restaurant(x3) & n_table(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1 x3 x4.(n_birthday(x4) & of(x4,x3) & n_man(x3) & card_eq_2(x3) & n_thing(x1) & exists x2.((x1 = x2) & of(x2,x4) & n_thing(x2) & card_eq_1(x2)))