(;GM[1]FF[4]SZ[19]
GN[An attempt to force Black]
PC[http://senseis.xmp.net/?ThicknessExample1]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ThicknessExample1

An attempt to force Black]
PL[W]

AB[pj][mo][op][pp][qp][lq]
AW[nq][pq][qq][nr]
LB[mp:a]

;W[lo]C[W1]MN[1]

;LB[mp:a]
)
