The Turkic languages were grouped into the controversial Altaic language group. Nostratic associates Uralic, Indo-European, Altaic, Dravidian, and various other language families of Asia. The main relationships between Dravidian, Uralic, and Altaic languages were considered typological. Turkic is one of the main members of the controversial Altaic language family. The haplogroups N and Q normally represent Altaic and Central Asian ancestry. Manchurian is part of the contested Altaic language group. Old Japanese also had more grammatical similarity to Altaic languages than modern Japanese. The dates given are those of works concerning Altaic. The prehistory of the peoples speaking the "Altaic" languages is largely unknown. The study did not find evidence for a relation to Altaic languages. A public library named after Roerich was founded at Altaic village Ust-Koksa. For example, drawings of world-pictures on Altaic shamanic drums. It is claimed that there are two contact zones for the Altaic languages. He further says that this evidence refutes any genetic relations between Japanese and Altaic. Most proponents of Altaic continue to support the inclusion of Korean.