(;GM[1]FF[4]SZ[19]
GN[Mistake 258]
PC[https://senseis.xmp.net/?DieterVerhofstadt/2021ABCOfMistakes]AP[GoWiki:2009]
DT[2021-10-13]
C[Diagram from https://senseis.xmp.net/?DieterVerhofstadt/2021ABCOfMistakes

Mistake 258]
PL[W]

AB[bb][cc][gc][ic][pc][rc][cd][fd][gd][hd][id][pd][rd][ke][le][ne][pe][re][df][hf][qf][kg][lg][pg][qg][rg][ch][oh][li][mi][ni][ri][dk][cn][dn][rn][ro][qp][jq][lq][pq][qq]
AW[qa][cb][fb][pb][qb][rb][dc][fc][hc][nc][qc][ed][jd][kd][ld][qd][fe][je][qe][jf][of][pf][rf][jg][og][ki][oi][qi][lj][mj][nj][rj][ql][qn][co][po][dp][np][pp][fq][oq][or]
LB[ph:a]

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

;LB[ph:a]
)
