(;GM[1]FF[4]SZ[19]
GN[Mistake 278]
PC[https://senseis.xmp.net/?DieterVerhofstadt/2021ABCOfMistakes]AP[GoWiki:2009]
DT[2021-10-01]
C[Diagram from https://senseis.xmp.net/?DieterVerhofstadt/2021ABCOfMistakes

Mistake 278]
PL[B]

AB[bb][db][eb][kb][mb][hc][kc][nc][fd][nd][od][pd][qd][me][lf][nf][pj][ck][dk][ok][dl][ml][ol][pl][fm][om][pn][qn][go][fp][cq][dq][fq][pq][er][gr][or][fs]
AW[ca][cb][nb][ob][dc][jc][mc][oc][pc][qc][rc][dd][kd][md][le][cf][kf][ph][pi][nj][oj][nk][pk][qk][cl][il][cm][pm][dn][fo][cp][dp][ep][eq][oq][cr][dr]
LB[ld:a]

;B[jb]C[B1]MN[1]
;W[lg]C[W2]MN[2]

;LB[ld:a]
)
