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 "Russian Social Democratic Labour Party"): The Russian Social Democratic Labour Party (RSDLP; Russian: Росси́йская социа́л-демократи́ческая рабо́чая па́ртия (РСДРП) , "Rossiyskaya sotsial-demokraticheskaya rabochaya partiya (RSDRP)"), also known as the Russian Social Democratic Workers' Party or the Russian Social Democratic Party, was a revolutionary socialist political party formed in 1898 in Minsk to unite the various revolutionary organizations of the Russian Empire into one party.
Relevant evidence: No