Complex sentence: The gate Sinsammun, literally "Spirit Three Gate", is open only on special occasions such as Seokjeon Daeje and the central gate is reserved for the spirit of Confucius and his disciple, and no one else may enter through this gate.
Split into simpler sentences: The gate Sinsammun, literally "Spirit Three Gate", is open only on special occasions such as Seokjeon Daeje. Its central gate is reserved for the spirit of Confucius and his disciple, and no one else may enter through this gate.