"Attalus III (Greek: Ἄτταλος Γ΄) Philometor Euergetes (c. 170 BC – 133 BC) was the last Attalid king of Pergamon, ruling from 138 BC to 133 BC." - (en.wikipedia.org 12.08.2021)
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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.)