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Darnley and Riccio It is said that the plot to murder Mary 's husband , Lord Darnley , was discussed at length at Whittingehame castle in 1566 , and in March of that year " William Douglas of Whittingehame , brother to Master Archibald Douglas parson of Douglas " , is cited as one of those in the conspiracy to murder David Riccio .
 person: Darnley; person: Riccio; person: Lord Darnley; location: Whittingehame; person: Douglas; location: Whittingehame; person: Douglas; person: Douglas; person: David Riccio
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Darnley, Riccio, Lord Darnley, Whittingehame, Douglas, Whittingehame, Douglas, Douglas, David Riccio 
Answer:
 person: Darnley; person: Riccio; person: Lord Darnley; location: Whittingehame; person: Douglas; location: Whittingehame; person: Douglas; person: Douglas; person: David Riccio