259590
” There are seven that pull the thread ” is a song with words by W. B. Yeats , and music written by the English composer Edward Elgar in 1901 .
 W. B. Yeats, Edward Elgar
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 W. B. Yeats, Edward Elgar