Question: what are the names of the kings two sons

title: List of rulers of Númenor
text: Tar - Súrion ( S.A. 1174 -- 1574 , r . S.A. 1394 -- 1556 ) was the ninth ruler of Númenor , succeeding his father Tar - Anárion . Tar - Súrion had two older sisters , but they were said to have no interest in ruling , so he became King . His name means `` Wind - son '' . The Elves of Eregion conceived of the forging of the Rings of Power during his reign . He was succeeded by his oldest child , his daughter , Tar - Telperiën . Through his second child and oldest son Isilmo , he was grandfather to Tar - Minastir .