6589
They were married on 7 December 1976 at the church of Drottningholm Palace in the presence of the king and the queen .
 location: Drottningholm Palace
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Drottningholm Palace