Complex sentence: Also, it was created the office of "Camarera mayor de Palacio" (First Lady of the Bedchamber), not known in the traditional organization of the Court of the Kingdom of Castile.
Split into simpler sentences: Also, it was created the office of "Camarera mayor de Palacio" (First Lady of the Bedchamber). The later two Oficces were not known in the traditional organization of the Court of the Kingdom of Castile.