(;GM[1]FF[4]SZ[19]
GN[Mistake 17]
PC[https://senseis.xmp.net/?DietersMistakesIn2021/Solution17]AP[GoWiki:2009]
DT[2022-07-02]
C[Diagram from https://senseis.xmp.net/?DietersMistakesIn2021/Solution17

Mistake 17]
PL[W]

AB[qf][qk][cp][np][op][pp][qp][rp][iq][nq][rq][mr]
AW[nc][dd][pd][cf][ep][mq][oq][pq][qq][nr][rr]
CR[ep][rp]
LB[dn:a][lq:d][os:c]

;W[lr]C[W1]MN[1]
;B[or]C[B2]MN[2]
;W[ms]C[W3]MN[3]
;B[qr]C[B4]MN[4]

;CR[ep][rp]
LB[dn:a][lq:d][os:c]
)
