(;GM[1]FF[4]SZ[19]
GN[Cave in]
PC[http://senseis.xmp.net/?4463Enclosure24Approach]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?4463Enclosure24Approach

Cave in]
PL[B]

AB[fc][dd]
AW[bd]
LB[da:a]

;B[bf]C[B1]MN[1]
;W[cc]C[W2]MN[2]
;B[dc]C[B3]MN[3]
;W[bb]C[W4]MN[4]
;B[cf]C[B5]MN[5]
;W[db]C[W6]MN[6]
;B[eb]C[B7]MN[7]

;LB[da:a]
)
