BAS=[YR=1986] W30S9W10N9W30S30E30 UOP=[YR=1986] S4E10N13W10S9$N9E10S9 E30N30$UOP=[YR=1986] N12W29UOP=[YR=1986] N4W12S4 E12$W41S12E30S9E10N9 E30$.