362165
When Stewart 's alternative metal group Grammatrain disbanded in 1998 , he went on to co-produce his own solo album with the help of Tait .
 person: Stewart; person: Tait
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: Stewart, Tait 
Answer:
 person: Stewart; person: Tait