(;GM[1]FF[4]SZ[7]
GN[Mutual damage]
PC[http://senseis.xmp.net/?BasicEndgameTheory]AP[GoWiki:2009]
DT[2010-03-26]
C[Diagram from http://senseis.xmp.net/?BasicEndgameTheory

Mutual damage]
PL[B]

AB[db][dc][dd][de][df]
AW[eb][ec][ed][ee][ef]

;B[eg]C[B1]MN[1]
;W[da]C[W2]MN[2]
;B[ff]C[B3]MN[3]
;W[cb]C[W4]MN[4]
;B[bc]C[B5]MN[5]
;W[cc]C[W6]MN[6]
;B[bd]C[B7]MN[7]
;W[bb]C[W8]MN[8]
;B[ab]C[B9]MN[9]
;W[fe]C[W10]MN[10]

;
)
