(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PW[tricky]PB[opening]
(;N[tricky_opening2.sgf]MULTIGOGM[1]
;B[pd]
;W[dp]
;B[oq]
;W[dd]
;B[fq]
;W[cn]
;B[ip]C[This starts a tricky opening.]
(;W[qp]C[Black wants white to play this approach.]
;B[pn]C[Black can attack in this situation, this is good for black.]
(;W[op]C[White can not fight like this]
;B[pp]
;W[po]
;B[pq]
;W[qo]
;B[oo]
;W[np]
;B[qq]
;W[qn]
;B[on]
;W[ql]
;B[lo]SQ[ip][fq]C[White is in trouble in this fight, when black has the marked stones in place])
(;W[po]C[The best choice for white, but still the result will be good for black]
;B[oo]
;W[qn]
;B[pm]
;W[qm]
;B[pl]
;W[ql]
;B[pk]
;W[qj]
;B[qq]
;W[rq]
;B[jm]C[black builds a big framework and is satisfied.]))
(;W[qo]C[White can think about this move, but also the result will be good for black]
;B[qq]
;W[ql]
;B[qj]C[Black is a bit better when he plays this checking extension.])
(;W[po]C[White can consider to play here, but it is a bit soft]
;B[qp]
;W[qo]
;B[pp]
;W[oo]
;B[np]
;W[qk]C[The result is a bit better for black])
(;W[qj]C[A splitting move here is a good idea.]
(;B[ql]C[black aims to create a big framework now]
;W[qf]
;B[ok]C[This is a special plan.
The continuation will be difficult for both sides..])
(;B[qg]C[Black: Cho Han Seung 7p
White:  Cho Hun Hyun 9p
played in 2004]
;W[qm]
;B[qn]C[This shows that anything is possible :-)]
;W[rn]
;B[ro]
;W[qo]
;B[pn]
;W[rp]
;B[rm]
;W[so]
;B[ql]
;W[op]
;B[nq]
;W[pq]
;B[pr]
;W[qq]
;B[jd]C[We think the result is not bad for black at all.]))
(;W[qm]C[This move looks strange, but is the most normal and leads to an even result]
(;B[qp]
;W[qj]C[This is the best variation!
even!])
(;B[qk]
;W[qp]C[White is not bad when black approaches from the other side.])))
(;N[tricky_opening3.sgf]MULTIGOGM[1]
;B[pd]
;W[dp]
;B[qo]
;W[dd]
;B[fq]
;W[cn]
;B[jp]C[Another tricky opening.]
(;W[pq]C[Black wants white to play this approach.]
;B[nq]C[Black will play this pincer]
(;W[op]
;B[rq]
;W[pn]
;B[qn]
;W[pm]
;B[qm]
;W[pl]
;B[qk]
;W[mo]
;B[lp]C[black's territory is good.])
(;W[qp]
;B[po]
;W[ro]
;B[rn]
;W[rp]
;B[no]C[black's influence is good.]))
(;W[qq]C[white can think about this move. but black's next move is too painful for white]
;B[oq]SQ[jp][fq]C[Again black will attack, which works well with the marked stones.]
;W[pp]
;B[pn]
;W[op]
;B[nq]
;W[np]
;B[mp]
;W[mo]
;B[lp]
;W[nn]
;B[qk]C[Black develops on both sides while white barely has a base.
Good for black])
(;W[oq]LB[lq:A][qq:B]C[This white move is the best!
It makes miai between A and B
]
(;B[qq]
;W[lq]
;B[kr]
;W[lr]
;B[kq]
;W[lo]C[This is best variation for both.
even!])
(;B[mq]
;W[qq]
;B[pp]
;W[pq]
;B[no]
;W[qi]C[Black's influence is not very strong. And white is very fast.
White is better.]))))
