YElLOW SEA, FROM 272030UTC TO 280800UTC FEB, LARGE VESSEL OLYMPIC LUNA CONSTRAINED BY DRAUGHT entERING westen HARBOR DISTRICT OF yantaI port, VIA：
A：38-02-14.5 N／121-15-41.6 E；
B：37-44-57.0 N／121-09-00.5 E。
CAUTION ADVISED.
