A.BYBBBBYYBY B.BYBBBBYBYB C.YBBBBYBBYB D.YBBBBYBYBY
A.J3E B.R3E C.F1B D.A1A
A.38°N120°W~48°N130°W B.38°N120°E~28°N130°E C.38°S120°W~28°S110°W D.38°S120°E~48°S110°E