73592
Although the city centre is about inland from the Tyrrhenian Sea , the city territory extends to the shore , where the south-western district of Ostia is located .
 Tyrrhenian Sea, Ostia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Tyrrhenian Sea, Ostia