(;FF[4]
CA[UTF-8]
GM[1]
DT[2021-05-16]
GN[Дружеский матч]
PC[https://online-go.com/review/672435]
PB[NeoBacchus]
PW[NikoNiko]
BR[23k]
WR[17k]
TM[600]OT[60 fischer]
RE[W+42.5]
SZ[13]
KM[5.5]
RU[Japanese]

;B[jd]
;W[dj]
;B[jj]
;W[dd]
;B[fc]
;W[gg]
;B[jg]
;W[cg]
;B[gj]
;W[fi]
;B[gi]
;W[gh]
;B[hh]
;W[hd]
;B[hg]
;W[hf]
;B[he]
;W[ge]
;B[ie]
;W[gf]
;B[if]
;W[ic]
;B[jc]
;W[kc]
;B[kd]
;W[hc]
;B[lc]
;W[gl]
;B[ib]
;W[hb]
;B[ia]
;W[ha]
;B[kb]
;W[hk]
;B[jk]
;W[il]
;B[hj]
;W[jl]
;B[kl]
;W[km]
;B[ll]
;W[lm]
;B[lj]
;W[ja]
;B[jb]
;W[fk]
;B[fj]
;W[ej]
;B[gk]
;W[fl]
;B[ik]
;W[hl]C[Even now, it's not too late. See variations.
]
(;B[ml]
;W[jm]
;B[]
;W[]
)(;B[cc]C[As you have probably heard, the 3-3 invasion is a big weakness of the 4-4 point.]
;W[dc]
;B[cd]
(;W[ce]
;B[be]TR[aa]TR[ba]TR[ab]TR[bb]TR[ac]TR[bc]TR[ad]TR[bd]C[Black's starting to carve out some space. Can white really kill you?]
(;W[bf]
;B[de]
;W[cf]
;B[db]TR[dc]TR[dd]
(;W[eb]
;B[ed]C[Oopsie for white!]
;W[ec]
;B[fb]
)(;W[ed]
;B[eb]TR[aa]TR[ba]TR[ca]TR[da]TR[ea]TR[ab]TR[bb]TR[cb]TR[bc]C[Seems like this should live.]
))(;W[cf]
;B[db]
;W[eb]
;B[cb]TR[aa]TR[ba]TR[ca]TR[ab]TR[bb]TR[ac]TR[bc]TR[ad]TR[bd]C[Seems like this should live.]
))(;W[be]C[Okay, so maybe white plays here, since in the other variations, black lives so easily.]
;B[ce]C[Now we have a messy fight! But you're both beginners... anything can happen! Maybe black will live and kill something!]
))(;B[gd]TR[ha]TR[hb]TR[hc]TR[ic]TR[hd]C[This cut a big glaring weakness for white. Does it work?]
(;W[fd]
;B[gc]
;W[ec]
(;B[gb]C[This won't work... but...]
;W[fb]
;B[ga]
;W[fa]
)(;B[fb]C[Will this work?]
;W[eb]
;B[ga]C[Aha!]
;W[ea]
;B[id]
;W[fa]
;B[gb]
))(;W[fb]C[Maybe white fights this way? Very messy. ]
;B[fh]
;W[ei]
;B[fe]TR[ge]TR[gf]TR[hf]TR[gg]TR[gh]
))(;B[dc]TR[gd]C[But.... even if the triangle cut doesn't work right away, we can try to make F11 group stronger first. Then it could work!]
;W[cc]
;B[ed]
(;W[de]
;B[gd]TR[fc]C[Success! F11 stone got some more helper stones and now this cut could work.]
;W[gc]
;B[fd]
;W[fb]
;B[eb]
;W[fa]
;B[cb]
;W[bc]
;B[ea]
;W[ee]
;B[gb]
;W[ga]
;B[id]
;W[fe]
;B[gb]C[Just showing one possiblity.
Of course, white may try many other things. But again, the point isn't the exact sequence. The point is that you should try! The game is not over!

]
)(;W[db]
;B[ec]
;W[gd]C[What if white defends so black can't cut?]
;B[cd]TR[dd]C[Okay now we just try to tear apart white's corner. This is going to be a fight too! Black has good chances! The game is not over!]
)))