Contest ends at 11:59:59 p.m. UTC on March 13, 2013. Entrants must submit at least one entry and final algorithm codebase before 11:59:59 p.m. UTC on February 14, 2013, to be eligible. Must be 18 years of age or older to participate. Free GEQuest website account or Kaggle account required. No purchase necessary. Void where prohibited.