(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[5.50]
PW[Sorin Gherman]PB[Matsumoto]DT[1994-03-12]EV[C class]C[Commentary by Tei Meikou 9 dan ( http://gobase.org/information/players/?pp=Tei%20Meiko ), one of the 3 official insei instructors at that time.]RE[B+Resign]
;B[dp]
;W[pd]
;B[dc]
;W[pp]
;B[nc]
;W[de]
;B[qf]
;W[pf]
;B[pg]
;W[of]
;B[og]
;W[qe]
;B[qg]
;W[nf]
;B[qc]
;W[pc]
;B[pb]
(;W[rf]LB[rd:A]C[This is not good: the joseki move is "A" (see the diagram for a variation).]
;B[rb]
;W[rg]
;B[pi]
;W[pk]
;B[mh]
;W[lf]
;B[kg]
(;W[lg]LB[je:A]C[A is the peaceful variation.]
;B[lh]
;W[kh]
;B[jg]
;W[ki]
;B[mj]
;W[qj]LB[rh:A]C[Awful: exchanging that for black A (S12) makes white's stone at Q9 heavy, difficult to discard.]
;B[rh]
(;W[ke]C[This kosumi is too slow. See the diagram for a better variation.]
;B[rd]
;W[re]
;B[ie]
(;W[oc]LB[fd:A][ig:B]C[This is a cowardly move: if white keeps on defending he cannot win. White should let this white group "take care of himself" and think about some counter-attack instead: "A" or "B", for instance.]
;B[ob]
;W[nd]
;B[kj]
;W[jj]
;B[kk]
(;W[ih]LB[ii:a]C[This is not the good shape in this case: "a" is better. See the diagram for a variation.]
;B[ig]
;W[hh]
;B[jk]
;W[hj]
;B[hk]
;W[gk]
;B[ij]
(;W[hi]LB[hl:a]C[This is a heavy move. White should change direction towards the lower-left side, with "a". See a diagram for a variation.]
;B[pn]C[This black kakari shows how bad the 32-33 exchange was.]
(;W[ri]LB[fd:a]C[White should not play in this area anymore: the result is bad enough already here ... :)
White should change the war zone and attack where he is strong: at "a".
If white wants however to play in the lower-right area, see a diagram for a variation.]
;B[sh]
;W[np]
;B[nn]
;W[ql]
;B[rn]
(;W[qh]LB[rk:a]C[This move should be directly at "a".]
;B[qi]
;W[si]
;B[ph]
;W[sg]
;B[qh]
;W[rk]
;B[lq]
(;W[rp]LB[lp:a]C[This is too slow. White's chance is to fight back with "a" instead. ]
;B[gl]
;W[fk]
;B[fl]
;W[ek]
;B[el]
;W[dk]
;B[ee]
(;W[cc]LB[ef:a]C[White is losing this way. He should play hane at "a" with the thickness below waiting for a fighting variation like the one in the diagram.]
;B[dd]
;W[cd]
;B[ef]
;W[df]
;B[cb]
;W[dg]
;B[oq]
;W[op]
;B[pr]
;W[lp]
;B[kq]
(;W[kp]LB[pq:a]C[This move is pushing one step too far: white should come back and defend the corner starting with "a", as in the diagram.

The commentary ends here. Black won by resign.]
;B[jp]
;W[jq]
;B[mq]
;W[nq]
;B[nr]
;W[pq]
;B[or]
;W[iq]
;B[mp]
;W[qn]
;B[gq]
;W[gp]
;B[fq]
;W[hl]
;B[hm]
;W[jo]
;B[ho]
;W[ln]
;B[mo]
;W[io]
;B[hp]
;W[ip]
;B[in]
;W[ik]
;B[il]
;W[ii]
;B[km]
;W[kr]
;B[lr]
;W[js]
;B[cm]
;W[cq]
;B[bp]C[Moves omited after this one. Black won by resign.])
(;W[pq]C[White should defend the corner.]
;B[or]
;W[qr]))
(;W[ef]
;B[ed]
;W[ff]C[This move is normally played in order to discard the kakari stone, but in this case, with all the thickness below, white can resist nicely. See the following moves in the variation.]
;B[df]
;W[ce]C[This is the surprise move. ]
;B[cf]
;W[bf]
;B[bg]
;W[bd]
;B[af]
;W[be]
;B[ch]
;W[cc]C[Black is at a loss in this position...]))
(;W[lp]CR[lp]C[Counterattack.]))
(;W[rk]CR[rk]C[Directly here.]))
(;W[qn]C[With this tsuke white starts discarding the 2 heavy stones above.]
;B[qm]
;W[rn]
;B[po]
;W[qp]))
(;W[hl]
;B[ik]
;W[fj]
;B[jh]C[If black cuts next...]
;W[dn]C[...White builds up a position on the left side with this kakari.]))
(;W[ii]LB[ih:a]C[This is the correct shape in this situation, not "a" as played in the game.]
;B[ih]
;W[jk]
;B[jl]
;W[hh]
;B[hg]
;W[gg]C[White can attack strongly, with nidan-bane. Check for yourself that white's stones are safe.]))
(;W[fd]CR[fd]C[Counterattack.])
(;W[ig]CR[ig]C[Another idea of counterattack.]))
(;W[mc]C[White plays this tsuke so that he can play keima next to run towards the left.]
;B[nb]
;W[je]
;B[ih]
;W[kk]))
(;W[je]CR[je]LB[lg:A]C[Peacefull. White threatens to cut with A (M13) later.]))
(;W[rd]C[This is the joseki move.]
;B[rb]
;W[pj]LB[lc:A]C[Later, white has a good attacking point at "A".]))
