9855
Approximately south of Amarillo is the canyon system , Palo Duro Canyon .
 location: Amarillo; location: Palo Duro Canyon
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: Amarillo; location: Palo Duro Canyon