keywords: hostage maskhadov chechen masterminding mastermind
text: Militant Chechen Rebel Leader to Go on Trial for Masterminding &lt;b&gt;...&lt;/b&gt; Chechen separatist leader Aslan Maskhadov says his group is planning to try the mastermind of the hostage siege in southern Russia that left more than 330 people, more than half of them children, dead.