(;GM[1]FF[4]SZ[19]
GN[Mistake]
PC[https://senseis.xmp.net/?DietersMistakesIn2021/Solution27]AP[GoWiki:2009]
DT[2022-03-10]
C[Diagram from https://senseis.xmp.net/?DietersMistakesIn2021/Solution27

Mistake]
PL[W]

AB[qa][pb][rb][bc][gc][hc][lc][qc][bd][cd][dd][ed][fd][qd][rd][qe][se][bf][rf][bg][ch][ih][ci][ji][cj][ij][pj][bk][dk][ek][fk][bl][fl][cm][fm][pm][rm][qn][qo][pp][nq][pq][or]
AW[ab][bb][ob][cc][dc][ec][fc][nc][pc][pd][pe][cf][qf][cg][eg][pg][rg][dh][gh][di][hi][ii][dj][ck][cl][dl][el][bm][bn][dn][en][rn][go][ro][qp][dq][hq][qq][pr][qr]
LB[hj:a][jk:b]

;W[jj]C[W1]MN[1]

;LB[hj:a][jk:b]
)
