"Sabbatius of Solovki (Russian: Савватий Соловецкий - Savvaty Solovetsky; died September 27, 1435) was one of the founders of the Solovetsky Monastery." - (en.wikipedia.org 01.01.2021)
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(The left column lists the relations of this actor to objects in the right column. In the middle you find other actors in relation to the same objects.)