Information: - , is a video game released in 1984 by First Star Software for Atari 8-bit computers, there have been numerous versions and sequels in this series for numerous interactive platforms including: Apple II, MSX, ZX Spectrum, Commodore 64, ColecoVision, NES, BBC Micro, Acorn Electron, PC, Amstrad CPC, Amiga, Intellivision, Mac, Xbox 360 and many other platforms. It was created by Peter Liepa with Chris Gray, and on October 28, 1983, acquired by First Star Software, which owns the rights to the game and the intellectual property, including the registered trademark: "Boulder Dash". - Kalypso Media is a German video game developer and publisher. Founded in summer 2006 by industry veterans Simon Hellwig and Stefan Marcinek, the company has published and/or developed a number of titles such as "Sins of a Solar Empire", "Ceville", "Dungeons", "Airline Tycoon 2", "Boulder Dash", "DarkStar One", "Disciples", "Patrician IV", "Tropico 3", "Tropico 4" and "Tropico 5". - Sins of a Solar Empire is a 2008 science fiction real-time strategy computer game developed by Ironclad Games and published by Stardock Entertainment for Microsoft Windows operating systems. It is a real-time strategy (RTS) game that incorporates some elements from 4X strategy games; its makers describe it as "RT4X." In the game, players are given control of a spacefaring empire in the distant future, and are tasked with conquering star systems using military, economic and diplomatic means. - Grand Ages : Rome ( previously known as Imperium Romanum 2 ) is a 2009 city - building and real - time strategy game developed by Haemimont Games and published by Kalypso Media . It was released in Europe on March 6 , 2009 and in North America on March 17 , 2009 . It is the sequel to 2008 's Imperium Romanum . A sequel , Grand Ages : Medieval was released on September 25 , 2015 . Given the information, choose the subject and object entities that have the relation of 'platform'.
grand ages: rome , microsoft windows