393301
Authors and the apocalyptic The Earth Is Dead - an evening of one-acts under the collective title Ratsfeet , were the first Porterfield plays offered by the theatre , followed in very short order with a full-length play Universal Nigger ( 1969 ) , which told the story of a modern-day African-American Christ , following his movements through the stations of the cross .
 Porterfield
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Porterfield