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Beatrice of Falkenburg ( c. 1254 - 17 October 1277 ) , also referred to as Beatrix of Valkenburg , was the third spouse of Richard of Cornwall , and as such nominally queen consort of the Romans .
 person: Beatrice; person: Falkenburg; person: Richard of Cornwall
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:
 person: Beatrice; person: Falkenburg; person: Richard of Cornwall