You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "What is the relation between Cethlenn (Old Irish) and the king of named Fomorians who is a interpreted as a god?" whose answer is wife.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Cethlenn and Fomorian king in Irish mythology
Useful Output:

Doc 1: Cethlenn is a powerful figure in Irish mythology. She is the wife of the fearsome Fomorian king, Balor, and the mother of Ethniu.
Doc 2: Before her death, Cethlenn utters a prophecy that reveals key events, including the death of her husband Balor, a powerful Fomorian king, and
Doc 3: Cethlenn. (Irish mythology) The wife of Balor of the Fomorians, and, by Balor, the mother of Ethniu; also a prophetess.
Doc 4: In Irish mythology, Conand is one of the fomorians, a mysterious race of montrous sea-raiders who terrorized Ireland during ancient times.
Doc 5: In Irish mythology, Indech is one of the fomorians, a mysterious race of monstrous sea-raiders who terrorized Ireland during ancient times.