(;B[qd]EV[jen tak]DT[15. cervence 2001]PC[Liberec]PB[Anicka]BR[1k]PW[Martina]WR[2d]KM[0]RE[W+R]SZ[19]GC[Gert Schnider 5d];W[pp];B[dp];W[ec];B[oc];W[pj];B[qh]L[cd]C[a is probably bigger];W[cn];B[fp];W[dj];B[nq];W[jp]C[seems a little overagressiv];B[pn];W[on];B[om];W[oo];B[pl];W[oi];B[mm]L[qq][pq][qp][qo][po][op][pr]C[What about playing a? There should be no need to fear White b-d as after e you have f and g left.];W[oq];B[og];W[mi];B[cd]L[lp][mo]C[This is a mistake - with 10 in place the correct point to invade the corner is at san-san. But anyway you should something at the bottom right, e.g. play a or b to strenghten your stones and to attack 12 - I think you should have done this even a move earlier, as the 21-22 exchange weakens your stones.];W[cf](;B[ed]C[After this you are way behind, as white gets stable positions on both sides and your group still remains weak. The best chance wood have been to play like in Variation2];W[fd];B[ee];W[dc];B[ce];W[cc];B[df]L[ch][dg]C[This is just helping the opponent to make territory (Do not push from behind!). You should have tried to start a fight with a or disliking this at least play b to get ahead a step.];W[cg];B[dg];W[ch];B[jc];W[np]C[good move - White is declaring her win!];B[hq];W[qm];B[ql];W[cq];B[cp];W[bp];B[dq];W[br];B[cr];W[bq];B[jr];W[gf];B[fg];W[hh];B[fi]C[White plays very natural and strong moves - during the attack white will get a chance to play L16 or even a deeper invasion and blacks only big territory will be destroyed. The only point of critizism is the exchange 38 for 39 which loses some attacking potential against this black group.])(;B[dc];W[ed];B[eb];W[fb];B[db];W[gc];B[de]C[Now you have at least the corner and there is the chance that you can invade between 8 and 10 later on.]))