What colorful farming game published in 2009 by Zynga gained popularity on Facebook?

FarmVille

Who was Aphrodite’s mortal lover, gored by a wild boar? In chess, what is the term used when the king cannot escape check? What is the term for animals that primarily sleep during the day and are active at night? Who proved the Four Color Theorem using computers for the first time? The word Easter derives potentially from the name of which Anglo-Saxon goddess?