SFB=[YR=2001] N10W10S10E10$BAS=[YR=2001] W10N10W320SFB=[YR=2001] W10S10E10N10 $S10W10S5SFB=[YR=2001] S20E165N10 W155N10W10$E10S10E155S10E5 SFB=[YR=2001] E170N20W10S10W160S10$ N10E160N10E10N5$.