699
Nonsense mutation in exon 3 of the proteolipid protein gene ( PLP ) in a family with an unusual form of Pelizaeus - Merzbacher disease .
 Disease: Pelizaeus - Merzbacher disease
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities: Pelizaeus - Merzbacher disease 
Answer:
 Disease: Pelizaeus - Merzbacher disease