Refutation Move

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The Refutation Move is a Move Ordering related issue.

A Refutation Move in the context of search algorithms like Alpha-Beta or Principal Variation Search is a move which fails high at Cut-nodes. It is not necessarily the best move, but good enough to refute opponents previous move. Since it is the best move found so far, in the context of transposition table, it is often flippant mentioned as best move as well.

=See also=
 * Best Move
 * Countermove Heuristic
 * Hash Move
 * Killer Move
 * Last Best Reply
 * PV-Move
 * Refutation Table
 * Threat Move from null move refutations

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