Avalanche chess [SEP] discoverer or inventor
Avalanche chess
Avalanche chess is a chess variant designed by Ralph Betza in 1977. After moving one of their own pieces, a player "must" move one of the opponent's pawns forward one square.
Game rules.
Rules are as normal chess except that after making a legal move, a player "must" move one of the opponent's pawns exactly one square forward (i.e. towards the player) to complete the turn. Capturing with an opponent's pawn is not permitted. If the opponent has no
calculation machines, inventor of the automatic chess, pioneer of remote control, designer of the funicular over the Niagara Falls
- Eduardo Torroja (1899–1961), civil engineer, structural architect, world-famous specialist in concrete structures
- Josep Trueta (1897–1977), doctor, his new method for treatment of open wounds and fractures helped save many lives during World War II
- Antonio de Ulloa (1716–1795), scientist, soldier and author; joint discoverer of element platinum with Jorge Juan y Santacilia (1713–1773)