(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PB[Noir]AW[bo][cp][dp][ep][fp][gp][aq][bq][hq][hr][jr]AB[lp][dq][fq][gq][ar][br][dr][gr][as][bs][hs]
(;B[cq]
;W[fs]C[Back to problem 2 (variant), see p172a.sgf for detailed commentaries]
;B[eq]
;W[es]
;B[gs]
;W[ds]
;B[er]
;W[cr]
;B[cs]
;W[cr]
;B[br]
;W[bs]
;B[cs]
;W[ar]
;B[as]
;W[ir]
;B[fr]
;W[bs]
;B[is]
;W[cr]
;B[js]
;W[kr]
;B[br]
;W[es]
;B[as]
;W[ds]
;B[fs]
;W[bs]
;B[ks]
;W[lr]
;B[as]
;W[ds]
;B[es]
;W[bs]
;B[ls]
;W[cr]
(;B[nr]C[The only escape]
(;W[nq]
;B[mr]
;W[ds]
;B[ms]
;W[mq]
;B[or]
;W[pq]
;B[pr]
;W[qq]
;B[qr]
;W[rr]
;B[qs]
;W[os]
;B[oq]
;W[op]
;B[np]
;W[lq]
;B[pp]
;W[oo]
;B[rq]C[escape])
(;W[oq]
;B[nq]
;W[op]
;B[np]
;W[on]
;B[mn]
;W[ms]
;B[br]
;W[mr]
;B[as]))
(;B[mr]C[Yhis doesn't work]
;W[ds]
;B[ms]
;W[mq]
;B[nr]
;W[oq]
;B[or]
;W[pq]
;B[pr]
;W[qq]
;B[qr]
;W[rr]
;B[qs]
;W[os]
;B[nq]
;W[np]
;B[mp]
;W[lq]
;B[op]
;W[no]
;B[rq]
;W[rp]
;B[sq]
;W[sp]
;B[qp]
;W[sr]
;B[rq]
;W[sq]
;B[pp]
;W[rq]
;B[qn]
;W[rn]
;B[on]
;W[nn]
;B[nm]
;W[lo]
;B[rm]
;W[ro]
;B[qo]
;W[rl]C[This fails....]))
(;B[cr]
;W[fs]
(;B[eq]
;W[ds]
(;B[er]
;W[gs])
(;B[gs]
;W[er]))
(;B[ds]
;W[eq]))
(;B[cs]
;W[cq]
;B[eq]
;W[cr])
(;B[ds]
;W[cr]
;B[cq]
;W[eq]
;B[er]
;W[fs]
;B[gs]
;W[is]
;B[fr]
;W[cs])
(;B[er]
;W[fs]
;B[gs]
;W[cr]))