sentences:  Boodts' claim to be the Grand Duchess Olga, which was taken seriously by some people during her lifetime, was disproved thirty years later, when archaeological investigation and scientific testing confirmed that all seven members of the Russian imperial family had been murdered at Yekaterinberg in 1918.This was disputed by the Russian Orthodox Church, which requested new DNA testing, authenticating the original findings.On August 23, 2007, a Russian archaeologist announced the discovery of two burned, partial skeletons at a bonfire site near Yekaterinburg that appeared to match the site described in Yurovsky's memoirs.