(;GM[1]FF[4]SZ[19]
GN[Diagram 22.5: White fails]
PC[http://www.go4go.net/]
AP[GoWiki:2009]
DT[2023-12-04]
C[Diagram from http://www.go4go.net/

Diagram 22.5: White fails]
PL[W]

AB[qo][qp][pq][pr]
AW[ql][pn][qn][op][pp][lq][oq][or]

;W[rq]C[W1]MN[1]
;B[rr]C[B2]MN[2]
;W[sr]C[W3]MN[3]
;B[qq]C[B4]MN[4]

;
)
