Complex sentence: Tradition holds that the House of Ligeex is an offshoot of another Gispaxlo'ots Laxsgiik house, the House of Nis'wa'maķ, which is one of the Gwinhuut houses deriving from migrations from Tlingit territory in what is now Alaska.
Split into simpler sentences: Tradition holds that the House of Ligeex is an offshoot of another Gispaxlo'ots Laxsgiik house, the House of Nis'wa'maķ. This is one of the Gwinhuut houses deriving from migrations from Tlingit territory in what is now Alaska.