Fairy: I have the paternity of Alexandrovna, my husband Alexanderovich. Well, we somehow did not pay special attention to such a coincidence, until one of our acquaintances seriously said - I wonder why after the wedding women take not only the surname, but also the paternity of the husband?
To my "you've chorned" and the insightful explanation that paternity is given by the father once and for all, he replied, "Why then did you change paternity after marriage?