(;GM[1]FF[4]SZ[19]
GN[Overdoing it ?]
PC[http://senseis.xmp.net/?EndgameClamp]AP[GoWiki:2009]
DT[2010-06-19]
C[Diagram from http://senseis.xmp.net/?EndgameClamp

Overdoing it ?]
PL[W]

AB[on][po][mp][np][op][mq][mr][pr][ns][ps]
AW[qm][qn][pp][qp][rp][nq][oq][pq][qr][qs]

;W[os]C[W1]MN[1]
;B[or]C[B2]MN[2]
;W[nr]C[W3]MN[3]

;
)
