For questions related to the ExpectiMinimax algorithm (or tree), which is a variation of the minimax algorithm (or tree). In addition to "min" and "max" nodes of the traditional minimax tree, this variant has "chance" nodes (which take the expected value of a random event occurring), which are interleaved with the max and min nodes. The ExpectiMinimax was proposed in "Game-playing and game-learning automata" (1966) by Donald Michie.

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