(;GM[1]FF[4]SZ[19]
GN[Black probes]
PC[http://senseis.xmp.net/?2005GoodwillRengo/Discussion]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?2005GoodwillRengo/Discussion

Black probes]
PL[B]

AB[cb][dc][ed][ch][dh][ei][dj]
AW[bc][cc][gd][ce][cg][dg][eh]

;B[eg]C[B1]MN[1]
;W[ee]C[W2]MN[2]
;B[de]C[B3]MN[3]
;W[df]C[W4]MN[4]
;B[dd]C[B5]MN[5]
;W[ef]C[W6]MN[6]

;
)
