Complex sentence: He is a member of the Fire Caste of the Tau race, and the son of the legendary Fire caste commander Shas'O T'au Shi'ur.
Split into simpler sentences: He is a member of the Fire Caste of the Tau race. Shas'la T'au Kais is the son of the legendary Fire caste commander Shas'O T'au Shi'ur.