Context: Síl nÁedo Sláine is the name of the descendants of Áed Sláine (Áed mac Diarmato), son of Diarmait mac Cerbaill. Part of the Southern Uí Néillthey were the kings of Bregathey claimed descent from Niall Noígiallach and his son Conall Cremthainne., Diarmait mac Cerbaill (died "c". 565) was King of Tara or High King of Ireland. According to traditions, he was the last High King to follow the pagan rituals of inauguration, the "ban-feis" or marriage to goddess of the land., Blathmac (died 665) was a son of Áed Sláine. According to the Irish annals he was High King of Ireland., Diarmait (died 665) was a son of Áed Sláine. According to the Irish annals he was High King of Ireland., Ireland (Ulster-Scots: ) is an island in the North Atlantic. It is separated from Great Britain to its east by the North Channel, the Irish Sea, and St George's Channel. Ireland is the second-largest island of the British Isles, the third-largest in Europe, and the twentieth-largest on Earth., The Uí Néill (, "descendants of Niall") are Irish and Scottish dynasties who claim descent from Niall Noigiallach (Niall of the Nine Hostages), a historical King of Tara who died about 405., The British Isles are a group of islands off the north-western coast of continental Europe that consist of the islands of Great Britain, Ireland and over six thousand smaller isles. Situated in the North Atlantic, the islands have a total area of approximately 315,159 km, and a combined population of just under 70 million. Two sovereign states are located on the islands: Ireland (which covers roughly five-sixths of the island with the same name) and the United Kingdom of Great Britain and Northern Ireland. The British Isles also include three Crown Dependencies: the Isle of Man and, by tradition, the Bailiwick of Jersey and the Bailiwick of Guernsey in the Channel Islands, although the latter are not physically a part of the archipelago., Sechnassach mac Blathmaic ( died 671 ) followed his father Blathmac mac Áedo Sláine ( died 665 ) and uncle Diarmait mac Áedo Sláine ( died 665 ) as High King of Ireland and King of Brega . He belonged to the Síl nÁedo Sláine kindred of the southern Uí Néill , named from his grandfather Áed Sláine ( died 604 ) . Sechnassach 's father and uncle are said to have died in a great plague -- the buide Chonaill -- which struck Ireland from 664 or 665 onwards . While the Baile Chuinn Cétchathaigh , compiled in the reign of Fínsnechta Fledach ( died 695 ) , does not include Sechnassach or his brother Cenn Fáelad ( died 675 ) among its High Kings , the Chronicle of Ireland , on which other Irish annals were founded , named him as a High King on his death . The omission of Sechnassach and his brother Cenn Fáelad from this king list may be deliberate as it was compiled in the reign of Cenn Fáelad 's killer Fínsnechta Fledach . Sechnassach 's marital alliances suggest that he had close relations with the kingdom of Leinster . His only recorded marriage was with one Findelb ingen Chellaig , who may have been a daughter of Cellach Cualann ( died 715 ) . His daughter , Bé Fáil ( died 741 ) , was in turned married to Cellach Cualann . Two other daughters of Sechnassach , Murgal and Mumain , are know , but no sons . Little is recorded in the annals of Sechnassach 's reign except his death . He was killed in November 671 by Dub Dúin , king of Cenél Coirpri , a minor Uí Néill kingdom on the upper reaches of the River Boyne near Clonard . His brother Cenn Fáelad became High King after him , probably in 672 . The Annals of the Four Masters record of him : Full of bridles and horsewhips , was the house in which dwelt Seachnasach ,, Saint Columba ('church dove'; 7 December 521  9 June 597) was an Irish abbot and missionary credited with spreading Christianity in what is today Scotland at the start of the Hiberno-Scottish mission. He founded the important abbey on Iona, which became a dominant religious and political institution in the region for centuries. He is the Patron Saint of Derry. He was highly regarded by both the Gaels of Dál Riata and the Picts, and is remembered today as a Christian saint and one of the Twelve Apostles of Ireland., Áed mac Diarmato (died 604), called Áed Sláine (Áed of Slane), was the son of Diarmait mac Cerbaill. Legendary stories exist of Áed's birth. Saint Columba is said to have prophesied his death. His descendants, the Síl nÁedo Sláinethe seed of Áed of Slanewere prominent in 7th and early 8th century Ireland., Conall Cremthainne (died 480), also called Conall Err Breg, was an Irish king. He was the son of Niall of the Nine Hostages, and one of the progenitors of the Uí Néill dynasty., Ulster (or "Cúige Uladh" , Ulster Scots: "Ulstèr" or "Ulster") is a province in the north of the island of Ireland. In ancient Ireland, it was one of the fifths ruled by a "rí ruirech", or "king of over-kings"., Subject: sechnassach, Relation: occupation, Options: (A) abbot (B) king (C) missionary (D) saint (E) sovereign
Output: sovereign