Marienbad
... that the 1962 mainframe game Marienbad, based on the logic puzzle Nim, is often considered the first Polish video game?
... that the 1962 mainframe game <i id="mwBZI"><b id="mwBZM"><a href="./Marienbad_(video_game)" id="mwBZQ" rel="mw:WikiLink" title="Marienbad (video game)">Marienbad</a></b></i>, based on the logic puzzle <a href="./Nim" id="mwBZU" rel="mw:WikiLink" title="Nim">Nim</a>, is often considered the first Polish video game?