(;GM[1]FF[4]SZ[19]
GN[Mistake 66]
PC[https://senseis.xmp.net/?DieterVerhofstadt/2021ABCOfMistakes]AP[GoWiki:2009]
DT[2021-04-29]
C[Diagram from https://senseis.xmp.net/?DieterVerhofstadt/2021ABCOfMistakes

Mistake 66]
PL[B]

AB[mb][nb][ob][dc][fc][kc][nc][dd][fd][pd][qd][rd][ce][de][ke][ne][pe][re][mf][pf][pg][ph][rh][oi][pi][ri][ej][jj][nj][pj][rj][ck][kk][mk][dl][kl][ll][nl][cm][km][fn][on][ko][lo][no][ep][gp][hp][jp][lp][np][qp][rp][eq][jq][pq][qq][hr][jr][or][qr][ps]
AW[oa][db][eb][fb][pb][cc][gc][ic][oc][pc][qc][rc][cd][gd][od][sd][oe][of][qf][rf][og][jh][lh][mh][nh][oh][ki][ni][qi][kj][mj][oj][qj][ik][jk][lk][ok][pk][qk][rk][dm][em][hm][jm][jn][do][jo][po][qo][ro][cp][kp][mp][op][pp][dq][hq][kq][mq][nq][oq][dr][kr][nr]
LB[rg:b][qh:a][sj:c]

;B[se]C[B1]MN[1]

;LB[rg:b][qh:a][sj:c]
)
