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He studied with Guillaume Geefs at the Brussels Académie Royale des Beaux-Arts and was the friend of Peter Ludwig Kühnen ( de ) ( 1812 – 1877 ) , a painter originating from Aachen , specialised in painting romantic landscapes .
 person: Guillaume Geefs; location: Brussels Académie Royale des Beaux-Arts; location: Aachen
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Guillaume Geefs, Brussels Académie Royale des Beaux-Arts, Aachen 
Answer:
 person: Guillaume Geefs; location: Brussels Académie Royale des Beaux-Arts; location: Aachen