(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]RU[NZ]SZ[19]KM[7.00]TM[1800]OT[5x30 byo-yomi]DT[2013-05-12]PC[The KGS Go Server at http://www.gokgs.com/];B[dd];W[pp];B[pd];W[cp];B[jd];W[cf];B[di];W[ef];B[fd];W[bd];B[cc];W[bi]LB[gf:A][ci:B]C[move 8 is very well placed against a san rei sei because white can jump at B later and invade or reduce black. Compare to the normal joseki, without pincer];B[eq];W[hp]C[a one space pincer is better for white];B[eo];W[dn](;B[jp]C[this move is not joseki](;W[lq];B[jr]C[bad exchange for white because it helps black to connect];W[qf];B[nd];W[pj];B[qq];W[qp];B[pq];W[oq];B[or];W[nq];B[nr];W[rq]C[nobi is far better for white for yose and life also. Do not hane];B[rr];W[rp];B[mq];W[mp];B[mr](;W[lp]C[tigger mouth is much better for white];B[ol];W[ql];B[op];W[np];B[oo];W[lr];B[sr](;W[ml]C[white should have capture those two stones because black can ... (see next)];B[pn];W[qn];B[oj];W[pi];B[pm];W[qm];B[jn]C[big trouble for white])(;W[on](;B[po];W[no]C[esay for white to continue])(;B[no];W[nn];B[mo];W[ln];B[po];W[pn];B[qo];W[ro];B[qn];W[rn];B[qm];W[pm]C[hard to continue for black])))(;W[lo];B[ol]C[if black tenuki];W[lr];B[sr];W[hr]C[big trouble for black]))(;W[hn]C[this is joseki too but much better for white];B[hq];W[gp];B[gq];W[fp];B[fq];W[ep];B[dq];W[dp]C[white can also protect the corner];B[cq];W[fi]))(;B[cq]C[joseki move];W[bq];B[cr];W[dp];B[ep]C[this is joseki];W[gn]LB[en:A]C[A is better for white];B[fm];W[dm];B[fn];W[ci];B[hr]C[now white is bad])(;B[dl];W[en]C[seems bad for white because his upper group is very low and white does not have big territory]))