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'''Chess''',<br/>
a chess program by [[John Krause]], written in [[6502]] [https://en.wikipedia.org/wiki/Machine_code machine language ] with versions for [[Commodore VIC-20]] (with at least 8 KiB expansion), [[Commodore 64]], [[Atari 8-bit]] and [[Apple II]],
published and described in the [https://en.wikipedia.org/wiki/Compute! Compute!] December 1984 issue. The program was printed in [[Basic]] syntax with machine code in [https://en.wikipedia.org/wiki/BASIC#Data_manipulation Data] statements,
along with a leading read and [https://en.wikipedia.org/wiki/PEEK_and_POKE poke] loop, to read the data and store it as executable code in [[Memory|memory]].
