(;GM[1]FF[4]SZ[19]
GN[So perhaps the high pincer...]
PC[http://senseis.xmp.net/?ExtendOrPincer]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?ExtendOrPincer

So perhaps the high pincer...]
PL[B]

AB[dc][ec][nc][cd][cf]
AW[fc][ed][fd][ld][pd]

;B[ne]C[B1]MN[1]
;W[pf]C[W2]MN[2]
;B[pb]C[B3]MN[3]
;W[qc]C[W4]MN[4]
;B[lb]C[B5]MN[5]

;
)
