204850
Keyboard and drums are provided by Tolkki 's then-Stratovarius bandmates Antti Ikonen and Tuomo Lassila , respectively .
 person: Tolkki; person: Tuomo Lassila
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: Tolkki, Tuomo Lassila 
Answer:
 person: Tolkki; person: Tuomo Lassila