(;GM[1]FF[4]SZ[19]
GN[Mistake]
PC[https://senseis.xmp.net/?DietersMistakesIn2021/Solution59]AP[GoWiki:2009]
DT[2022-01-31]
C[Diagram from https://senseis.xmp.net/?DietersMistakesIn2021/Solution59

Mistake]
PL[B]

AB[ab][bc][bd][cd][hd][qd][be][oe][pe][af][hf][jf][nf][bg][cg][ng][dh][fh][hh][nh][di][ei][ii][oi][bj][cj][dj][pj][ck][ek][gk][hk][cl][el][fl][fm][hm][bn][fn][gn][on][qn][ao][co][ho][bp][cp][rp][cq][qq][br]
AW[ba][bb][cc][dc][pc][qc][dd][ed][jd][md][od][ce][ne][bf][cf][ef][mf][dg][mg][eh][gh][mh][fi][gi][ni][ej][fj][bk][fk][bl][dl][gl][hl][il][bm][cm][gm][cn][en][hn][in][do][go][dp][gp][pp][dq][iq][nq][cr]

;B[eg]C[B1]MN[1]
;W[gg]C[W2]MN[2]
;B[ff]C[B3]MN[3]

;
)
