to own nearly a third of arsenal. three weeks ago the government announced it was freezing all his uk assets, but how effective will those sanctions really be? mr usmanov�*s $600 million yacht was reportedly seized in hamburg, but the german authorities later denied that. days later, the uk government targeted two huge properties in the south of england, beechwood house in north london, now estimated to be worth about £80 million, and also a tudor manor house in surrey once owned by the world's then richest man, paul getty. this gilded gate behind me is as close as the public can get to sutton place, one of the assets the government says alisher usmanov has bought with his billions. but he says he's given away much of his estate, and that raises serious questions as to how the government's going to enforce its sanctions. mr usmanov has now said his assets were transferred long ago