(;GM[1]FF[4]SZ[19]
GN[Black to move]
PC[https://senseis.xmp.net/?LeatherScrollProblem40/Solution]AP[GoWiki:2009]
DT[2023-02-12]
C[Diagram from https://senseis.xmp.net/?LeatherScrollProblem40/Solution

Black to move]
PL[B]

AB[np][pp][qp][oq][rq][or][rr]
AW[mn][pn][rn][no][po][ro][mp][rp][qq][mr][nr][qr]

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

;
)
