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António Rodrigo Pinto da Silva ( Porto , March 13 , 1912 – Lisbon , September 28 , 1992 ) , often referred to as A.R. Pinto da Silva or P. Silva , was a Portuguese botanist who distinguished himself as a taxonomist and phytosociologist when he collaborated with Swiss botanist Josias Braun-Blanquet and also with Pierre Dansereau .
 António Rodrigo Pinto da Silva, Porto, Lisbon, Pinto da Silva, Silva, Josias Braun-Blanquet, Pierre Dansereau
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 António Rodrigo Pinto da Silva, Porto, Lisbon, Pinto da Silva, Silva, Josias Braun-Blanquet, Pierre Dansereau