(P17)	(Q148) (P143)
(P18)	(P143) (P4656) https://zh.wikipedia.org/w/index.php?title=渤海中京城遗址&oldid=54134525
(P31)	(Q210272)
(P131)	(Q699125) (P143)
(P373)	Site of the Middle Capital of the Balhae Kingdom
(P528)	51 (P972) (P143)
(P1435)	(Q1188574) (P580) Wednesday, November 20, 1996 (P143)

External Links

(P646)

/m/0nbf_29