33874
Those with serious contagious diseases ( such as cholera and typhus ) were quarantined at Hoffman Island or Swinburne Island , two artificial islands off the shore of Staten Island to the south .
 Hoffman Island, Swinburne Island, Staten Island
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Hoffman Island, Swinburne Island, Staten Island