(;SZ[9]AP[goproblems]AB[gi]AB[gh]AB[gg]AB[gf]AB[ge]AB[he]AB[ie]AB[hg]AW[fi]AW[fh]AW[fg]AW[ff]AW[fe]AW[fd]AW[gd]AW[hd]AW[id]AW[hf]AW[ih]TR[ih]C[This is a corner in a on of my 9x9 games. I played j2 as Ko-treat and black not respond. Now W to show him, if something possible.Sorry for any mistakes, this my first problem...](;W[hi](;B[ig]C[Mistake Black: seki in gote])(;B[if]C[good move black, he gets seki in sente](;W[hh]C[Seki in Gote for whiteRIGHT])(;W[ig]C[RIGHT])))(;W[ig];B[if](;W[hi]C[SekiRIGHT])(;W[hh];B[hi]))(;W[hh];B[ig]C[wrong: b lives with 9 pts])(;W[if];B[ig]C[wrong](;W[if];B[hh])(;W[hf];B[hh])(;W[hi];B[hh](;W[if];B[ii])(;W[hf];B[ii])))(;W[ii];B[ig]C[wrong]))