relations between a man and his daughter-in-law
...that sexual relations between a man and his daughter-in-law were fairly common in pre-revolutionary rural Russia?
...that sexual <b id="mwEsY"><a href="./Snokhachestvo" id="mwEsc" rel="mw:WikiLink" title="Snokhachestvo">relations between a man and his daughter-in-law</a></b> were fairly common in pre-<a class="mw-redirect" href="./Russian_Revolution_of_1917" id="mwEsg" rel="mw:WikiLink" title="Russian Revolution of 1917">revolutionary</a> rural <a href="./Russia" id="mwEsk" rel="mw:WikiLink" title="Russia">Russia</a>?