who was richard plantagenet, 3rd duke of york's son
who was richard plantagenet, 3rd duke of york's son
SELECT DISTINCT ?h WHERE { resource:Q312137 property:P40 ?h }
SELECT DISTINCT ?h WHERE { resource:Richard_of_York,_3rd_Duke_of_York property:child ?h }
Richard of York, 3rd Duke of York
Edmund, Earl of Rutland