Complex sentence: After a series of arrests, in 1903 the czarist authorities sent Teodorovich to an exile in Yakutia; escaping in 1905, he fled to Switzerland, where he made personal contacts with Vladimir Lenin.
Split into simpler sentences: After a series of arrests, in 1903 the czarist authorities sent Teodorovich to an exile in Yakutia. Escaping in 1905, he fled to Switzerland, where he made personal contacts with Vladimir Lenin.