8699
Tunnelling techniques were based on various team members ' experience at Teotihuacan and Tenayuca .
 location: Teotihuacan; location: Tenayuca
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: Teotihuacan; location: Tenayuca