I would like to know the internal structure diagram of the most standard ancient tomb

Underground structure

(1) Tomb passage: If there is one tomb passage, the plane of the tomb chamber will be in the shape of "A"; if there are two symmetrical tomb passages, the plane of the tomb chamber will be in the shape of "中"

(2) Passing holes: usually there are multiple. The two walls in front of the cave where the emperor's tomb passes are painted with city walls, towers, palaces, gate towers and chariots and ceremonial guards, symbolizing the scene of the emperor's capital and palace. There is a ceiling painting on the top of the cave.

(3) Patio: Generally there are 1-4. The two walls of the courtyard of the emperor's tomb are painted with pillars and halberds, which are the same system as the palace gates and palace gates.

(4) Small niches: the number varies according to the size of the tomb

(5) Corridor: it can be divided into front and rear corridors. There are pictures of maids painted on the walls of the corridor in the tombs of emperors.

(6) Tomb chamber: square, can be divided into front and rear tomb chambers, in which a stone coffin is placed in the rear tomb chamber. The shape of the stone coffin in the emperor's tomb is veranda style. The four walls of the tomb are curved structures. There were many murals in the tombs of the upper class in the Tang Dynasty.