"Johann Baptist Mayrhofer (22 October 1787 – 5 February 1836) was an Austrian poet and librettist. He is best known for his close friendship with the composer Franz Schubert." - (en.wikipedia.org 07.09.2022)
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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.)