Question: What is the name of this faction of the Marxist Russian Social Democratic Labour Party, which split from the Menshevik faction and who killed Alexander Bagration of Mukhrani?
Sentence (from "Yakov Zevin"): When the Commune was toppled by the Centro Caspian Dictatorship, a British-backed coalition of Dashnaks, SRs and Mensheviks, Zevin and his comrades were captured by British troops and executed by a firing squad between the stations of Pereval and Akhcha-Kuyma of Transcaucasian Railroad.
Relevant evidence: No