(;GM[1]FF[4]SZ[19]
GN[Ko 2]
PC[https://senseis.xmp.net/?LeatherScrollProblem11/Solution]AP[GoWiki:2009]
DT[2023-02-11]
C[Diagram from https://senseis.xmp.net/?LeatherScrollProblem11/Solution

Ko 2]
PL[B]

AB[qo][ro][op][pp][nq][nr][ns]
AW[qp][rp][or][qr][os]

;B[rr]C[B1]MN[1]
;W[sr]C[W2]MN[2]
;B[sq]C[B3]MN[3]
;W[rs]C[W4]MN[4]

;
)
