Definition: Compose a new way to ask the same question. The new question must be asking the exact same thing as the original question does. Without any other information, you should be able to tell that the original question and the new question are the same. Preserve bracketed phrases in your new question. You can change the rest of the question provided the above requirements are satisfied. The new question must have a natural, fluent formulation, as if it were composed by a native English speaker. You will be given three pieces of information to help you create better questions. Those are: "Answer": the answer to the question, e.g., "Honolulu". "Answer Type": the type of the answer, e.g., "Location". "Auxiliary Information" is a detailed description of some concepts mentioned in the question, if any.
Input: original question: what Video Game Developer is the Developer of a Video Game Mod that uses game engine [Source Engine]?
answer: facepunch studios, team garry
answer type: Video Game Developer.
auxiliary information: Source is a 3D video game engine and the successor for GoldSrc both developed by Valve Corporation. It debuted in June 2004 with Counter-Strike: Source, followed shortly by Half-Life 2, and has been in active development ever since. Source does not have a meaningful version numbering scheme; instead, it is designed in constant incremental updates. Source was created to power first-person shooters, but has also been used professionally to create other genres of video games.

Which Video Game Developer is the Developer of a Video Game Mod that uses [Source Engine] as the game engine?