161062
Nevertheless , Klaus initially had difficulty composing material for the new album , finally entering Conny Plank 's studio in September 1975 .
 person: Klaus; person: Conny Plank
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: Klaus, Conny Plank 
Answer:
 person: Klaus; person: Conny Plank