(;GM[1]FF[4]SZ[19]
GN[Black first]
PC[https://senseis.xmp.net/?BeginnersEndgameExercise9/Solution]AP[GoWiki:2009]
DT[2023-06-16]
C[Diagram from https://senseis.xmp.net/?BeginnersEndgameExercise9/Solution

Black first]
PL[B]

AB[gg][mg][gh][mh][hi][mi][gj][hj][mj][gk][lk][mk][gl][ml]
AW[hg][lg][hh][ih][jh][kh][lh][li][kj][lj][hk][ik][jk][kk][hl][kl][ll]

;B[ii]C[B1]MN[1]
;B[ji]C[B3]MN[3]

;
)
