A 50-year-old man who was accused of stealing three artworks from Greece’s National Gallery in Athens in January 2012 received a suspended prison sentence of six years on Friday. The works stolen included Pablo Picasso’s painting Head of a Woman (1934), Piet Mondrian’s painting Stammer Windmill with Summer House (1905), and Guglielmo Caccia’s sketch St. Diego de Alcala in Ecstasy with the Holy Trinity and the Symbols of Passion. The man, Giorgos Sarmantzopoulos, was found guilty of aggravated theft; the court, however, recognized his good behavior following the heist and suspended his sentence pending his appeal on the condition that...