Category 2, Liga ni Wau, is indicated by the number 7 (Vitu). Liga ni Wau has three subcategories. First there is 3, the Bati, traditionally Warriors, they are the wagers of war, the keepers of the peace, and the instruments of discipline on behalf of the Turaga. Then there is subcategory 2: Matai - a general term for skillful persons, (e.g. carpenters, craftsman, house or canoe builders). The last subcategory, 2 Dau, is the general term for an expert of some kind (e.g. dau-ni-vucu dau-ni-yau [treasurer). It is said socially, "“Ke na Dau qori”", meaning “He is the expert”.