rename fields to improve understanding, adapting maintenance.py (intermediate)

games/strategy/open_rct2.md

@@ -3,14 +3,14 @@
 _Re-implementation of RollerCoaster Tycoon 2 (RCT2), expanding the game with new features, fixing original bugs and raising game limits._
 
 - Home: https://openrct2.org/
-- Media: {URL}
+- Media: https://en.wikipedia.org/wiki/RollerCoaster_Tycoon_2#Development
 - Download: https://openrct2.org/downloads
 - State: beta
 - Keywords: remake, requires original content (from RCT2)
-- Code: https://github.com/OpenRCT2/OpenRCT2
-- Language(s): C++
-- License: GPL-3.0
+- Code repository: https://github.com/OpenRCT2/OpenRCT2
+- Code language: C++
+- Code license: GPL-3.0
 
 ## Building
 
-Uses CMake
+- Build system: CMake