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One of the most well known of them was Octavius Mamilius ( died 498 BCE ) , princeps of Tusculum and son-in-law of Lucius Tarquinius Superbus the seventh and last king of Rome .
 Octavius Mamilius, Tusculum, Lucius Tarquinius Superbus, Rome
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Octavius Mamilius, Tusculum, Lucius Tarquinius Superbus, Rome