The Interpretation of Dreams by Sigmund Freud Chapter 5 Page 5

The narrow slanting passage is of course the vagina; the assistance attributed to the wife of the dreamer requires the interpretation that in reality it is only consideration for the wife which is responsible for the detention from such an attempt. Moreover, inquiry shows that on the previous day a young girl had entered the household of the dreamer who had pleased him, and who had given him the impression that she would not be altogether opposed to an approach of this sort. The little house between the two palaces is taken from a reminiscence of the Hradschin in Prague, and thus points again to the girl who is a native of that city.

If with my patients I emphasize the frequency of the Oedipus dream — of having sexual intercourse with one's mother — I get the answer: “I cannot remember such a dream.