(;GM[1]FF[4]CA[UTF-8]AP[CGoban:2]ST[2]
RU[Japanese]SZ[19]KM[6.50]
PW[Yan Laoshi's Friend]PB[Walther]
;B[pd]CR[pd]
;W[dq]CR[dq]
;B[dd]CR[dd]
;W[qp]CR[qp]
;B[do]CR[do]
;W[eo]CR[eo]
;B[en]CR[en]
;W[fo]CR[fo]
;B[dp]CR[dp]
;W[eq]CR[eq]
(;B[cq]CR[cq]C[not joseki]
;W[cr]CR[cr]
;B[ep]CR[ep]
;W[fp]CR[fp]
;B[fq]CR[fq]
;W[cp]CR[cp]
;B[bq]CR[bq]
;W[br]CR[br]
;B[bp]CR[bp]
;W[co]CR[co]
;B[dn]CR[dn]
;W[bo]CR[bo]
;B[fr]CR[fr]
;W[er]CR[er]
;B[es]CR[es]
;W[dr]CR[dr]
;B[hq]CR[hq]
;W[ho]CR[ho]
(;B[jp]CR[jp]C[must b6 first]
;W[cm]CR[cm]
;B[dl]CR[dl]
;W[cl]CR[cl]
;B[dk]CR[dk]
;W[gl]CR[gl]
;B[ck]CR[ck]
;W[lq]CR[lq]
(;B[kr]CR[kr]C[l3 instead]
;W[lr]CR[lr]
;B[kq]CR[kq]
;W[lo]CR[lo]
;B[jn]CR[jn]
;W[jk]CR[jk]
;B[km]CR[km]
;W[gj]CR[gj]
;B[cf]CR[cf]
;W[qf]CR[qf]
;B[pi]CR[pi]
;W[qk]CR[qk]
;B[pf]CR[pf]
;W[pg]CR[pg]
;B[of]CR[of]
;W[qe]CR[qe]
;B[qd]CR[qd]
;W[og]CR[og]
;B[ng]CR[ng]
;W[oh]CR[oh]
;B[jd]CR[jd]
;W[dc]CR[dc]
;B[cc]CR[cc]
;W[ec]CR[ec]
;B[cb]CR[cb]
;W[ed]CR[ed]
;B[de]CR[de]
;W[hc]CR[hc]
;B[ib]CR[ib]
;W[bi]CR[bi]
;B[ci]CR[ci]
;W[ch]CR[ch]
;B[di]CR[di]
;W[dh]CR[dh]
(;B[ei]CR[ei]
;W[eh]CR[eh]
;B[fi]CR[fi]
;W[bg]CR[bg]
;B[bj]CR[bj]
;W[ff]CR[ff]
;B[ef]CR[ef]
;W[fg]CR[fg]
;B[fe]CR[fe]
;W[ge]CR[ge]
;B[gi]CR[gi]
;W[hi]CR[hi]
;B[hh]CR[hh]
;W[ii]CR[ii]
;B[ih]CR[ih]
;W[jh]CR[jh]
;B[jg]CR[jg]
;W[kh]CR[kh]
;B[kg]CR[kg]
;W[nh]CR[nh]
;B[mg]CR[mg]
;W[mh]CR[mh]
;B[ie]CR[ie]
;W[be]CR[be]
;B[bd]CR[bd]
;W[db]CR[db]
;B[bf]CR[bf]
;W[af]CR[af]
;B[ce]CR[ce]
;W[ae]CR[ae]
;B[ad]CR[ad]
;W[ag]CR[ag]
;B[ab]CR[ab]
;W[ee]CR[ee]
;B[hb]CR[hb]
;W[gb]CR[gb]
;B[fb]CR[fb]
;W[fc]CR[fc]
;B[ga]CR[ga]
;W[gh]CR[gh]
;B[ai]CR[ai]
;W[bh]CR[bh]
;B[bl]CR[bl]
;W[bm]CR[bm]
;B[ak]CR[ak]
;W[eg]CR[eg]C[white's last big mistake]
;B[df]CR[df]
;W[ig]CR[ig]
;B[hg]CR[hg]
;W[hf]CR[hf]
;B[if]CR[if]
;W[gg]CR[gg]
;B[ig]CR[ig]
;W[he]CR[he]
;B[gd]CR[gd]
;W[gc]CR[gc]
;B[hd]CR[hd]
;W[fd]CR[fd]
;B[id]CR[id]
;W[ic]CR[ic]
;B[jb]CR[jb]
;W[jc]CR[jc]
;B[kb]CR[kb]
;W[kc]CR[kc]
;B[lc]CR[lc]
;W[ld]CR[ld]
;B[mc]CR[mc]
;W[md]CR[md]
;B[nd]CR[nd]
;W[ne]CR[ne]
;B[od]CR[od]
;W[nf]CR[nf]
;B[mf]CR[mf]
;W[lg]CR[lg]
;B[lf]CR[lf]
;W[lh]CR[lh]
;B[ke]CR[ke]
;W[ll]CR[ll]C[B+20 points])
(;B[eh]CR[eh]C[white can't connect back to home because ot Bb8.]))
(;B[kq]CR[kq]
;W[lp]CR[lp]
;B[jn]CR[jn]C[There's still a hole in white's corner]))
(;B[bn]CR[bn]
;W[ap]CR[ap]
;B[cn]CR[cn]
;W[aq]CR[aq]
;B[jp]CR[jp]C[Here, black is better]))
(;B[dk]CR[dk]
;W[cq]CR[cq]
;B[jd]CR[jd]))