(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[0.50]
PW[SoDesuNe]PB[Opponent]AW[pa][cb][nb][ob][rb][cc][dc][ec][gc][kc][pc][qc][rc][fd][gd][jd][kd][rd][ge][ke][le][oe][cf][gf][jf][kf][qf][kg][lg][dh][fh][ih][jh][fi][gi][hi][ii][ki][dj][oj][hk][ik][jk][pk][dl][fl][il][jl][nl][ol][cm][fm][jm][mm][gn][jn][mn][pn][qn][ao][bo][ho][oo][qo][ro][bp][cp][dp][gp][ip][mp][np][op][pp][rp][sp][dq][eq][fq][hq][nq][sq][er][hr][ir]AB[db][eb][fb][gb][kb][mb][pb][fc][ic][jc][mc][nc][oc][hd][id][pd][qd][sd][ie][je][me][qe][re][hf][lf][mf][hg][mg][gh][hh][kh][lh][ph][qh][ji][oi][qi][gj][jj][kj][nj][pj][ek][fk][gk][kk][mk][qk][gl][hl][kl][ml][hm][im][lm][qm][rm][in][ln][rn][co][io][jo][ap][jp][lp][qp][aq][bq][cq][iq][jq][lq][mq][oq][pq][qq][rq][br][dr][fr][jr][nr][rr][sr][cs][es]C[Please focus on the top side of the board and play the best endgame (I give you some leeway though ; ))
Don't play unneccessary exchanges.]
(;W[jb]
(;B[lc]
(;W[ka]
;B[lb]
;W[hb]
(;B[ib]
;W[hc]
;B[ha]C[RIGHT])
(;B[hc]C[CHOICE]
;W[ib]TR[hc][ic][jc][hd][id][ie][je][hf][hg][gh][hh]C[RIGHT
Black gets captured.]))
(;W[hb]
(;B[ib]
;W[hc]
;B[ha]C[RIGHT])
(;B[hc]C[CHOICE]
;W[ib]TR[hc][ic][jc][hd][id][ie][je][hf][hg][gh][hh]C[RIGHT
Black gets captured.])))
(;B[ib]C[CHOICE
The more complicated line...]
;W[lb]
;B[ja]
(;W[od]
;B[rf]
;W[md]
;B[nd]
;W[lc]
;B[la]
;W[ne]
;B[ma]
;W[mh]C[RIGHT])
(;W[lc]
;B[na]C[White had so much aji in this position, so, I'm sorry, this is too tame.])))
(;W[lb]
;B[lc]
;W[jb]
;B[la]
;W[hb]
(;B[ib]
;W[hc]
;B[ha]C[RIGHT])
(;B[hc]C[CHOICE]
;W[ib]TR[hc][ic][jc][hd][id][ie][je][hf][hg][gh][hh]C[RIGHT
Black gets captured.]))
(;W[hb]
;B[ib]C[CHOICE
Right Black answer.]
;W[hc]
;B[ha]LB[jb:A]C[White had so much aji in this position, so, I'm sorry, this is too tame.
Later, you cannot even force Black's stones to connect because you don't have a stone at A.]))