Check out Makruk (Thai Chess), our featured variant for March, 2025.

Person Information

Full name: Carlos Renan Cetina Guerra
Birth: May 25, 1954 in Guanajuato, Guanajuato, Mexico

Chronology of Milestones

  • 1963: Change residence to Villahermosa, Tabasco, Mexico
  • 1964: Learn play chess
  • 1977-1982: Study Mathematics and Philosophy at UNAM*
  • 1983: Conception of The Bishops Conversion Rule and Coherent Chess
  • 1998: Begin involvement as contributor on this website
  • 2008: Begin involvement as player on Game Courier
  • 2013: Begin to play at BrainKing
  • 2016: Begin to play at Jocly
  • 2017: Begin to play at Lichess

    *UNAM = Universidad Nacional Autonoma de Mexico
    [National Autonomous University of Mexico]

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