(;AP[Hexon:0.0]FF[4]GM[11]SZ[11]C[2023/02/10

Black\: Mason
White\: Thomas

White wins.
]PL[B]
;B[a11]
;W[h4]
;B[c4]
;W[c3]
;B[d3]
;W[d7]
;B[e7]
;W[f5]
;B[h7]
;W[h8]
;B[i7]
;W[f4]
;B[b5]
;W[d8]C[Mason\: This move allows the ladder from h4 to climb to a connection on the other side.]
;B[c9]
;W[d5]
;B[i4]
;W[i3]
(;B[resign]C[Thomas\: see the next variation for how White wins.])
(;B[k2]C[Thomas\: White has a climb, which seems forcing.]
 ;W[j3]
 ;B[k3]
 ;W[j5]
 ;B[j4]
 ;W[h6]
 ;B[g5]
 ;W[f7]))
