"Marietta Alboni (6 March 1826 – 23 June 1894) was a renowned Italian contralto opera singer. She is considered as 'one of the greatest contraltos in operatic history'." - (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.)
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