(;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 28 which is the problem position. These do not represent a game sequence!]
;B[rr]
;W[rq]
;B[rs]
;W[sr]
;B[sp]
;W[sq]
;B[qq]
;W[qr]
;B[pr]
;W[qp]
;B[pq]
;W[po]
;B[pp]
;W[qo]
;B[ps]
;W[op]
;B[oo]
;W[oq]
;B[on]
;W[or]
;B[pn]
;W[mp]
;B[pm]
;W[qn]
;B[qm]
;W[ro]
;B[rm]
;W[]C[This is the problem position. Black to play.]
)

