(;AP[Hexon:0.0]FF[4]GM[11]SZ[11]C[2022/05/06

Black\: Peter
White\: Frank

White wins.
]PL[B]
;B[c10]
;W[d3]
;B[c3]
;W[c4]
;B[h4]C[Peter\: this feels like a repetition of a game Frank and I have played many times, and which Frank always wins.]
;W[g6]
;B[h6]
;W[h5]
;B[j4]
;W[i7]
;B[j5]
;W[g8]
;B[j8]
;W[k6]
;B[e7]
;W[f8]
;B[f5]
;W[d9]
;B[c9]
;W[d8]
;B[c8]
;W[d7]
(;B[c7]C[Peter\: this situation is similar to the game in room 2. I could not see how to prevent the c4 group from escaping the 4th row ladder, but there is at most one such move, see next variation.]
 ;W[d6]
 ;B[a6]
 ;W[c6]
 ;B[resign])
(;B[b6]C[Peter\: Perhaps this was a way for Black to win?

Mohex\: No.

Peter\: Ok. But at least it would have made it harder for White.]
 ;W[c6]
 ;B[a8]
 ;W[b7]
 ;B[a7]
 ;W[e2]
 ;B[c5]
 (;W[e4]C[Mohex\: losing.

See next variation for what White should do.]
  ;B[d6])
 (;W[d5]C[Note that in this variation, every White move is forcing.]
  ;B[d4]
  ;W[f3]
  ;B[e4]
  ;W[f4]
  ;B[e5]
  ;W[g4]
  ;B[g5]
  ;W[i2]
  ;B[j2]
  ;W[i3]
  ;B[j3]
  ;W[i4])))
