(;GM[1]FF[4]SZ[19]
GN[Mistake]
PC[https://senseis.xmp.net/?DietersMistakesIn2021/solution144]AP[GoWiki:2009]
DT[2022-03-08]
C[Diagram from https://senseis.xmp.net/?DietersMistakesIn2021/solution144

Mistake]
PL[W]

AB[hb][ib][lb][pb][qb][fc][jc][kc][mc][oc][hd][id][kd][md][od][pd][qd][rd][ee][ne][oe][mf][dg][lg][qg][pi][jj][dl][ln][mn][qn][lo][mp][cq][dq][fr]
AW[na][pa][mb][nb][ob][rb][hc][ic][nc][pc][qc][rc][dd][jd][nd][je][ke][le][me][cf][nf][pf][cg][ig][mg][ng][dh][lh][mo][no][cp][dp][ep][np][pp][nq]

;W[fq]C[W1]MN[1]
;B[qf]C[B2]MN[2]

;
)
