Analysis of information sources in references of the Wikipedia article "உருசியாவின் முதலாம் பவுல்" in Tamil language version.
The plot's mastermind was Count Nikolay Alexandrovich Zubov [...]. [...] Count Zubov hatched the conspiracy with Count Peter Alekseyevich Pahlen [...]. Allegedly financed by Zubov's sister, Olga Zherebetsova, with funds procured from her lover - Charles Whitworth, 1st Earl Whitworth, Britain's envoy-extraordinary and minister-plenipotentiary at St. Petersburg under Catherine - the conspirators recuited others.