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Celant went on to organize Arte Povera exhibitions at Galleria La Bertesca in Genoa ( 1967 ) , Galleria De ' Foscherari in Bologna ( 1968 ) , and a three-day performance event called " Arte Povera & Azioni Povere at Amalfi " ( 1968 ) .
 Celant, Genoa, Bologna
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Celant, Genoa, Bologna