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Georgia's art collector politician throws down challenge

26 August 2012 Last updated at 09:46 BST

As Georgians prepare to go the polls in October to elect a new parliament, the government is being challenged by a new party funded by a billionaire tycoon and art collector.

The fortune owned by opposition leader Bidzina Ivanishvili is worth half the value of the country's economy.

Damien McGuinness reports from the Georgian capital Tbilisi.