(;GM[1]FF[4]SZ[3]
GN[whose stones?]
PC[http://senseis.xmp.net/?ReversiGo]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ReversiGo

whose stones?]
PL[B]

AW[aa][ba][ca][ab][cb][ac][bc][cc]

;B[bb]C[B3]MN[3]

;
)
