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Throughout the years , the Abyssinian was a place for worship and revivals , abolition and temperance meetings , speakers and concerts , the Female Benevolent Society , the Portland Union Anti-Slavery Society and negro conventions , and the black school in Portland from the mid-1840s through the mid-1850s .
 Portland, Portland
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Portland, Portland