"Kellner, Petr"@en . . "Czech businessman" . "Petr Kellner (born 20 May 1964) is a Czech businessman. He is currently estimated to have a net worth of $8.3 billion according to Forbes\u200D\u200A'\u200B latest annual list of billionaires published in March 2015, making him the wealthiest person in the Czech Republic and the 106th richest person in the world as of 2014."@en . . "8.4E9"^^ . "1964Z"^^ . . "1964-05-20Z"^^ . . . "Petr Kellner"@en . . .