(;AP[HexGui:0.10.GIT]
C[2021/05/07

Black\: Sarah
White\: Peter

Handicap\: 0.5

White wins.]
FF[4]GM[11]PL[B]SZ[11];B[f6];W[e8];B[i8];W[i9];B[h9];W[h7];B[g7];W[g8];
B[f8];W[g6];B[f7];W[e10];B[f9];W[f10];B[c10];W[d9];B[c9];W[d7]
C[Eric\:

I think Black should play j7 now, rather than first letting White build a wall along the left edge.]
;B[c7];W[d6];B[c6];W[c8];B[a9];W[c4]C[Tom's move.];B[d4];W[d5];B[c5];
W[b8];B[a8];W[b7];B[a7];W[b6];B[a6];W[b5](;B[g9]
C[Perhaps j7 would have been better, see next variation.];W[g11];B[h10];
W[h11];B[i10](;B[resign]
C[Black resigns, though White still has some work to do. See next variation for how White connects.]
)(;W[i11];B[k10];W[j10];B[k9];W[j9];B[k8];W[j8];B[k7];W[j7];B[k6];W[j6];
B[k5](;W[j4];B[j5];W[h6];B[i5];W[h4];B[i4];W[i3];B[resign])(;W[j5];B[k4]
;W[j3];B[j4];W[h4];B[h5](;W[e5])(;W[f5]))))(;B[j7]
C[This is a cool trick, and might be winning for Black.



Eric\:


Indeed, this is the idea behind the "open variation".

(h9 without first exchanging j8 for j9)]
;W[g9];B[i6];W[j6];B[i7];W[h4];B[g5];W[h3]))
