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The first ( 1642 – 1646 ) and second ( 1648 – 1649 ) wars pitted the supporters of King Charles I against the supporters of the Long Parliament , while the third ( 1649 – 1651 ) saw fighting between supporters of King Charles II and supporters of the Rump Parliament .
 Charles I, Long Parliament, Charles II, Rump Parliament
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Charles I, Long Parliament, Charles II, Rump Parliament