269009
It is located outside of the city of Tateyama in Chiba Prefecture , Japan , at the southern tip of the Bōsō Peninsula Operations JMSDF Tateyama Air Base is currently the headquarters of the JMSDF Fleet Air Wing 21 , with two squadrons equipped with Mitsubishi SH-60J / K helicopters optimized for Anti-submarine warfare , and one flight of three Mitsubishi UH-60J helicopters which provide air ambulance services to the Izu Islands .
 location: Tateyama; location: Chiba Prefecture; location: Japan; location: Tateyama
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: Tateyama, Chiba Prefecture, Japan, Tateyama 
Answer:
 location: Tateyama; location: Chiba Prefecture; location: Japan; location: Tateyama