(;AP[HexGui:0.10.GIT]
C[2020/11/03

Black\: Peter
White\: Bian

Black wins.]FF[4]GM[11]SZ[11];
B[c2];W[f6];B[e7];W[e6];B[h6];W[h5];B[g5](;W[h4]
C[Maybe g6 would have been better. See next variations.];B[g4];W[g6];
B[d6];W[d7];B[b8];W[f3];B[c6];W[b9];B[c8](;W[c9]
C[See next variation for yielding.];B[d8];W[d9];B[f8];W[f9];B[e9];W[d11]
;B[e10];W[e11];B[h9]C[Tom's move.];W[g10];B[i8];W[h10];B[j9];W[g9];B[h7]
;W[c3];B[e5]C[Double threat at e3 and h2.];W[resign])(;W[c10]
C[Yielding variation.];B[c9];W[b10];B[d9];W[d10];B[e9];W[e10](;B[g9]
C[Winning. Note that pushing would have been losing.];W[f9];B[g7];W[g8];
B[i7])(;B[f9]C[Losing.];W[f10];B[h9];W[g9];B[i7];W[h7];B[i6];W[g7])))(;
W[g6](;B[j4];W[i5];B[j5];W[i7];B[i6];W[g8];B[g7];W[f8];B[f7];W[d9])(;
B[d6];W[d7];B[b8];W[c7];B[b7];W[c5];B[c6];W[e4];B[e5];W[f4];B[f5];W[h3];
B[h4];W[i3])))
