(;GM[1]FF[4]SZ[19]
GN[Mistake 71]
PC[https://senseis.xmp.net/?DietersMistakesIn2021/Solution71]AP[GoWiki:2009]
DT[2022-02-01]
C[Diagram from https://senseis.xmp.net/?DietersMistakesIn2021/Solution71

Mistake 71]
PL[B]

AB[bb][gc][hc][jc][qc][rc][dd][gd][kd][ld][md][pd][qd][ce][fe][ne][oe][pe][ff][gf][if][kf][lf][mf][pf][qf][ig][qg][rg][fh][gh][hh][nh][ph][ei][ni][pi][fj][jj][pj][qj][gk][hk][jk][ok][pk][il][ml][ol][ql][bm][cm][dm][im][in][eo][dp][fp][gp][jp][kp][lp][mp][np][pp][qp][rp][hq][lq][nq][rq]
AW[ib][pb][qb][rb][cc][ic][lc][mc][pc][hd][nd][od][ge][he][je][qe][re][hf][jf][hg][jg][lg][og][pg][ih][oh][qh][gi][hi][ji][li][oi][qi][ri][ij][nj][oj][rj][ik][lk][nk][qk][rk][hl][jl][pl][jm][lm][pm][cn][mn][on][qn][bo][cq][dq][fq][gq][kq][mq][pq][qq][lr][mr][nr][or][rr]
LB[nf:c]

;B[hb]C[B1]MN[1]
;W[jb]C[W2]MN[2]
;B[ke]C[B3]MN[3]

;LB[nf:c]
)
