Semi-Open Game (English, noun)
expansion: Semi-Open Game (plural Semi-Open Games)
Senses:
glosses: A type of chess opening, in which White plays 1.e4 (moves their king's pawn to the fourth rank with their first move) and Black breaks symmetry by replying with a move other than 1...e5.
Forms:
form: Semi-Open Games
tags: plural
form: semi-open game
tags: alternative