The best women's chess player in the world flipped a dirty diaper into the trash as she pondered her next move after a dominating year. "I want to open a chess academy online, keep training, doing the podcast," South Floridian Alexandra Kosteniuk said during a recent stroll with her baby, Francesca. "But right now, my priority is being a mommy." Kosteniuk, 24, won the Women's World Championship in her homeland of Russia in September. After several months of traveling the globe, Kosteniuk, her husband, Diego Garces, and their 20-month-old daughter are settled back at their home in Key Biscayne, Fla....