1872
" It took only a month and a half to write Worn - Out Socks , but before that I spent a year and a half on another novel , Departed Soul , " says Shuang - tzu .
 a month and a half, Worn - Out Socks, a year and a half, Departed Soul, Shuang - tzu
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 a month and a half, Worn - Out Socks, a year and a half, Departed Soul, Shuang - tzu