Russia on Friday made a last-ditch bid to avoid a blanket ban at the Rio Games over state-run doping as a fresh batch of drug test failures from Beijing 2008 and London 2012 rocked the Olympics.
だれが Russia →いつon Friday
何を(a last-ditch) bid
to avoid a blanket ban→at the Rio Games
→どんなover (state-run) doping
a fresh batch of drug test failures→どんなfrom Beijing 2008 and London 2012