(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PW[White]PB[Black]
;B[pd]
(;W[dd]
;B[qp]
;W[dq]
;B[oq]
;W[qf]
;B[nc]
;W[rd]
;B[fc]
;W[cf]
;B[qh]
;W[qc]
;B[qe]
;W[re]
;B[pf]
;W[pg]
;B[qg]
;W[rf]
;B[og]
;W[co]
;B[pj]
;W[hc]C[This is a modern Joseki.]
;B[jp]
;W[no]LB[on:B][mp:A]C[In this situation, O5 is a good reduction.
Black can think about A for lower side or B for right side.]
(;B[mp]
;W[mo]
;B[lp]
;W[qo]C[This is a good asking move.]
(;B[pp]C[The best answer fo black]
;W[po]
;B[pm]
;W[qm]
;B[ql]
;W[om]
;B[pl]
;W[kn]C[This result is ok for both.])
(;B[po]C[Not that great for black]
(;W[pn]C[The hane is a strong move.]
;B[pp]
;W[pk]
;B[ok]
;W[pl]
;B[qj]
;W[rn]LB[on:A]C[White can create a base easily. Later there is aji at A for black.

But there is a better move for white. ])
(;W[pp]C[This cross-cut is better for for white]
(;B[op]
;W[pn]
;B[pq]
;W[pk]
;B[ok]
;W[pl]
;B[qj]
;W[rn]LB[on:A]C[The result is similar but..the aji at A is not that big anymore.]
;B[on]
;W[om]
;B[nn]
;W[oo]C[There is still a ko here])
(;B[qn]C[If black plays atari from this side..]
;W[ro]
(;B[pn]
;W[qq]
;B[op]
;W[rp]C[White is happy with this result. Because the corner is big enough.])
(;B[pq]C[This is even worse.]
;W[pn]
;B[op]
;W[qm]C[White settled])))))
(;B[on]C[Also possible to stress the right side]
;W[nq]
;B[op]
(;W[np]C[Too heavy]
;B[lp]C[Black attacks])
(;W[lq]C[Good shape]
;B[kq]
;W[ko]C[Good and light move!]
;B[jo]
;W[kn]
;B[fq]C[Playable for both.])))
(;W[dp]
;B[qp]
;W[dd]
;B[oq]
;W[qf]
;B[nc]
;W[rd]
;B[fc]
;W[cf]
;B[qh]
;W[qc]
;B[qe]
;W[re]
;B[pf]
;W[pg]
;B[qg]
;W[rf]
;B[og]
;W[hc]
;B[pj]
;W[jp]
;B[cn]
;W[fq]
;B[dj]
;W[ec]
;B[lp]
(;W[qo]LB[qm:B][po:A]C[Black: Shin Min Jun 2p
White: Shin Jin Seo 2p

They are 15-16 years old and rising stars in Korea.
This game is the final from Kuksu for Young players.

White invades here. 
Which move do you prefer? 
]
(;B[po]
;W[qn]
;B[rp]
(;W[om]C[A normal move, but not good in this case.]
;B[ql]
;W[oo]
;B[pn]
;W[pm]
;B[pp]
;W[qm]
;B[mm]C[This move is too painful and this is black's intention.])
(;W[ql]C[In this case this is a nice move. ]
(;B[ol]C[If black caps here..]
;W[pn]
;B[oo]
;W[rj]
;B[ri]
;W[qj]
;B[pi]
;W[pk]
;B[ok]
;W[ro]C[White can live on the right side. This is big enough for white.
Shin Min Jun (black) didn`t like this sequence.])
(;B[hq]C[Lee Chang Ho 9p recommended this.]
;W[hp]
;B[iq]
;W[ip]
;B[jq]
;W[gq]
;B[kp]
(;W[rj]
;B[bp]
;W[cq]
;B[go]
;W[gp]
;B[do]C[Black is ahead in territory. ])
(;W[bp]
;B[qk]C[If white takes the corner, white's group becomes too weak.]))))
(;B[qm]C[This is the game and a very strong move]
;W[pm]LB[pl:A][ql:B][qn:C]C[A probe by white, black can answer at A, B or C.]
(;B[ql]
;W[no]
;B[np]
;W[rp]
;B[qq]
;W[po]LB[ql:A]C[White's group is light. This is playable for both. But black did not want to play A in the game.
])
(;B[qn]C[Smart, but not smart enough. Slightly better for white.]
;W[pn]
(;B[ro]
;W[po]
;B[pp]
;W[pl]
;B[ql]
;W[rp]
;B[rn]
;W[pk]
;B[qj]
;W[mm]C[White reduced the black moyo. White is happy with this.])
(;B[po]
;W[ro]
;B[rp]
;W[oo]
;B[pp]
;W[ql]
;B[rn]
;W[rm]
;B[so]
;W[pk]C[White can reduce easily. White's shape is good and flexible.]))
(;B[pl]C[This is the game.

Black thought this is good fighting spirit^^.]
;W[qn]
;B[rm]
;W[pp]
;B[pq]
(;W[ol]C[Therefore white needs to go out.
This is a good and strong move.]
;B[pn]
(;W[qq]C[Now white switches to his original plan]
;B[rp]
;W[po]LB[on:A][rq:B]C[Now A and B are miai.]
;B[om]
;W[rq]
;B[ro]
;W[rn]
;B[oo]
;W[sp]
;B[op]
;W[so]C[Most professional players think this is good for W. Except Shin Min Jun^^.
He thought he has very thick shape and that this would be playable for black.]
;B[jc]
;W[fd]
;B[en]
(;W[bp]C[This is a mistake. Because at this moment the center is more important.]
(;B[hp]
(;W[jn]C[This is fighting spirit!]
;B[fp]
;W[ep]
;B[fo]
;W[gq]
;B[hq]
;W[jl]
;B[jj]C[Still a difficult game.. but this white group has enough space to live or escape.])
(;W[hq]
;B[ip]
;W[iq]
;B[jo]C[Maybe b expected this ]))
(;B[ho]C[Lee Chang Ho 9p showed this move. This was a better move than in the game.]
(;W[iq]
;B[jn]
;W[ii]
;B[cg]
;W[bg]
;B[bf]
;W[bh]
;B[fe]SQ[ii]C[This is very difficult fighting for both.
Black is trying to attack the marked stone])
(;W[jn]
;B[hq]C[You can compare with the game. Black shape is better!])))
(;W[co]
;B[bn]
;W[go]C[White should have played like this. And put more focus on the center!]))
(;W[om]C[Not good]
;B[po]C[White has been captured]))
(;W[qq]C[White is aiming for this, but this does not work yet]
;B[rp]
;W[rq]
;B[po]
;W[op]
;B[ro]))))
(;W[no]LB[lp:A]C[This move is also possible when black's stone is closer, like at A now.]
(;B[np]C[Black can play here, but then we get a similar result as before.]
;W[qo]C[White can attach again.]
;B[po]
;W[pn]C[White aims to settle.])
(;B[ln]C[When black is in an aggressive mood, be aware of this possibility!]))))