(;FF[4]GM[1]SZ[13]CA[Windows-1252]AP[SGFC:1.16]

PB[qianyilong]
BR[25k]
PW[Tulkastor]
WR[18k]
KM[6.5]
DT[2015-09-27]
PC[OGS: http://online-go.com/game/review/80069]
RE[W+15.5]
RU[japanese]

;B[ki];W[dj];B[jd];W[dd];B[hk]
(;W[gk]C[too close to the h3 stone];B[gj]C[good move];W[fk]

(;B[gc]
(;W[fc]C[too close to the g11 stone]
(;B[hc];W[hl];B[ik];W[il];B[jl]
(;W[jm]
(;B[km]
(;W[im]
(;B[kk];W[gb];B[hb];W[fb];B[ge];W[fi]
(;B[hi];W[gi]
(;B[gg];W[ff];B[gf];W[jj]C[Shouldn't work. white is behind. he shoud try L10]

(;B[ij]C[I think this move was back because of a few reasons.
1. empty triangle.
2. this group becomes very easy to surround(hane).];W[jk];B[kl]
;W[ii];B[hj];W[hh]
(;B[gh];W[fh];B[ji];W[fj]C[Great move by white. How could I have avoided it as black. lets back up to the invasion start. maybe earlier]

(;B[ih];W[jh];B[ig];W[kj];B[li];W[lj];B[mj];W[lk];B[jg];W[kh]
;B[kg];W[lh];B[lg];W[mh];B[mg];W[mi]
(;B[hg]C[it's small. See variation for possible moves]
(;W[mk]C[very small.];B[fe]
(;W[hi]C[very small];B[ee];W[ef];B[de];W[df];B[ed]
(;W[eg]C[bad];B[cd];W[dc]
(;B[ec]
(;W[db]LB[eb:A]C[This was a mistake by white. He should have hane'd at A.

The above was my original assumption but checkout out the variation. I think we was worried about those two stones on D10-11. and I think he may have made the correct choice. let's see later on.]
;B[eb]
(;W[ea]C[should block the new frontier. this group is dead]
;B[ce];W[cf]
(;B[ha];W[da];B[ga];W[fa]
(;B[fd];W[cc]C[Is white already hosed at this point? Tsumego problem. can white be saved?]
;B[bd]C[Nice variations. Seems right . white is alive]
(;W[bb];B[bc];W[ca];B[ab];W[aa];B[ac];W[fg];B[ba];W[be];B[cb]
;W[bf];B[ae];W[af];B[ad];W[ll];B[ji];W[ki];B[lc];W[lm];B[tt]
;W[tt])
(;W[bc];B[ac];W[ab]
(;B[ad];W[ba];B[cb];W[bb];B[gd];W[ca]C[Nice. White lives! of course that may be because I suck at black.]
)
(;B[bb]
(;W[ba];B[aa];W[ca];B[cb]C[oops white still have to play careful.]
)
(;W[ad];B[ae];W[ba];B[cb];W[ca]))))
(;B[cc]C[even easier]))
(;B[ck]C[should try to invade. still behind]))
(;W[ce]))
(;W[eb];B[db];W[cb];B[cc])
(;W[cc]C[white should do this. See varation]
(;B[eb];W[ce];B[bd];W[bc];B[be];W[cf];B[bf];W[bg]C[blake only takes the f12 group]
)
(;B[cf];W[eb])))
(;B[cc]C[even better. threats the f11, d11 groups]))
(;W[dc]C[to defend the corner]))
(;W[de])
(;W[cc])
(;W[df]))
(;W[cf]C[to prevent any invasion])
(;W[cc])
(;W[cd]))
(;B[cf])
(;B[cc])
(;B[cd])
(;B[bd]))
(;B[cd]C[try to invade. black should to something . he's behind by 30 stones]
))
(;B[df]C[black is behind by a lot. He should try aggresive move]
))
(;B[ii]C[Maybe this move is a little better.

It's also possible.]
(;W[ji];B[jh];W[ij];B[hj];W[jk])
(;W[jk];B[kl];W[ih];B[ji];W[fj];B[hj];W[kj];B[lj]))
(;B[gl]C[much better. all the next moves can't work]))
(;B[gl]C[better]))
(;B[gl]C[better]))
(;B[gl]C[takes the h2 group]))
(;W[jk]
(;B[im];W[kl];B[jm];W[lm];B[hm];W[gm])
(;B[kl];W[kk];B[ll];W[lk];B[ml];W[mk];B[im];W[gl];B[jj];W[hm]
;B[kj];W[jm];B[lj]))
(;W[gl]))
(;B[jk]C[should be played]))
(;W[jk]
(;B[kk];W[jj]C[threats h4])
(;B[jj];W[kk];B[kl];W[ij];B[hj];W[kj];B[ji];W[li];B[lh];W[ll]
C[takes  k2 group])))
(;B[fd]C[much better];W[ec];B[gd]))
(;W[hj]C[cut]))
(;B[hj]C[more solid]))
(;W[hc]C[standard]))
