4130
The pulsar has a planetary system with three known planets , named " Draugr " ( PSR B1257 + 12 b or PSR B1257 + 12 A ) , " Poltergeist " ( PSR B1257 + 12 c , or PSR B1257 + 12 B ) and " Phobetor " ( PSR B1257 + 12 d , or PSR B1257 + 12 C ) , respectively .
 location: Draugr; location: PSR B1257; location: PSR B1257 + 12 A; location: Poltergeist; location: PSR B1257 + 12; location: PSR B1257 + 12 B; location: Phobetor; location: PSR B1257; location: PSR B1257 + 12 C
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: Draugr, PSR B1257, PSR B1257 + 12 A, Poltergeist, PSR B1257 + 12, PSR B1257 + 12 B, Phobetor, PSR B1257, PSR B1257 + 12 C 
Answer:
 location: Draugr; location: PSR B1257; location: PSR B1257 + 12 A; location: Poltergeist; location: PSR B1257 + 12; location: PSR B1257 + 12 B; location: Phobetor; location: PSR B1257; location: PSR B1257 + 12 C