Front Palace
... that to avoid a curse against non-descendants placed by Siam's Prince of the Front Palace , two of his successors married his daughters?
... that to avoid a curse against non-descendants placed by Siam's Prince of the <b id="mwCZM"><a href="./Front_Palace_(Bangkok)" id="mwCZQ" rel="mw:WikiLink" title="Front Palace (Bangkok)">Front Palace</a></b> <i id="mwCZU">(pictured)</i>, two of his successors married his daughters?