Santa Maria in Turri
... that the canons of the old St. Peter's Basilica would meet the Holy Roman Emperor at the church Santa Maria in Turri and greet him "as a brother"?
... that the <a class="mw-redirect" href="./Canon_(priest)" id="mwAqU" rel="mw:WikiLink" title="Canon (priest)">canons</a> of <a href="./Old_St._Peter's_Basilica" id="mwAqY" rel="mw:WikiLink" title="Old St. Peter's Basilica">the old St. Peter's Basilica</a> would meet the <a href="./Holy_Roman_Emperor" id="mwAqc" rel="mw:WikiLink" title="Holy Roman Emperor">Holy Roman Emperor</a> at the church <b id="mwAqg"><a href="./Santa_Maria_in_Turri" id="mwAqk" rel="mw:WikiLink" title="Santa Maria in Turri">Santa Maria in Turri</a></b> and greet him "as a brother"?