172750
The county disappears from contemporary records during its attachment to the crown , and it appears to have been incorporated into Castile after the tumultuous succession of Vermudo II in 985 .
 Castile, Vermudo II
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Castile, Vermudo II