(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?ShiftingPatterns]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ShiftingPatterns

]
PL[B]

AB[qa][ra][qb][sb][qc][rc]
AW[pa][pb][pc][sc][pd][qd][rd][sd]


;
)
