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

White wants thickness]
PL[B]

AB[gq]
AW[iq]
LB[lq:c][nq:a][nr:b]

;B[ir]C[B1]MN[1]
;W[jr]C[W2]MN[2]
;B[hr]C[B3]MN[3]
;W[jq]C[W4]MN[4]

;LB[lq:c][nq:a][nr:b]
)
