Joachim's Ko-Semeai - Putting the Cart
Before the Horse (2013 - 2015)
Black Occupied a Shared Liberty,
Instead of an External One
(Referenced by 1043) Black might even have played his last move (in exchange for White filling-in her second false eye ) at , and occupied a shared liberty, instead of an external one. We already removed these two stones for analysis purposes. |
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: This means that Black must think twice before occupying the very last external liberty of White's centre group. |