The octopus
Sometimes a strong knight is also called octopus as it can reach eight squares
which are compared to the arms of an octopus:

GMs Antoaneta Stefanova and Zhu Chen in the press conference after their
game
Kosteniuk's combination

With far advanced passed pawns often typical tactical motifs arise:
Races
A rook has often difficulties to win, when fighting against passed pawns, which
are supported by the king. In many cases everything hinges on a single tempo:

GM Antoaneta Stefanova, former women's world champion

Alexandra Kosteniuk – she too a former women's world champion

Karsten Müller in ChessBase Magazine
Do you like these lessons? There are plenty more by internationally renowned
endgame expert Dr Karsten Müller in ChessBase Magazine, where you will
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by the world's top grandmasters.
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