"Gertrude" . . "Gertrude of
Babenberg" . . . . . . . . . . . . . . . "Gertrude of Babenberg, Duchess of Bohemia" . . . . . "1140" . . . . . . "1150" . . "Gertrude of Babenberg" . . . . . . . "Gertrude of Babenberg, Duchess of Bohemia" . . . . . . .