(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PB[Black to play]
C[Just play through the moves to move 22 which is the problem position. These do not represent a game sequence!]
;B[qr]
;W[rr]
;B[rq]
;W[rs]
;B[sq]
;W[sp]
;B[rp]
;W[so]
;B[pr]
;W[ro]
;B[or]
;W[qo]
;B[os]
;W[qp]
;B[]
;W[oo]
;B[]
;W[oq]
;B[]
;W[nq]
;B[]
;W[nr]C[This is the problem position. Black to play.]
)

