10173
This cluster consisted of four apparently unrelated ESTs and two genes , pregnancy - associated plasma protein - A ( PAPP - A ) and a novel gene ( tentatively named EST - YD1 ) .
 GENE: pregnancy - associated plasma protein - A; GENE: PAPP - A; GENE: EST - YD1
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: pregnancy - associated plasma protein - A, PAPP - A, EST - YD1 
Answer:
 GENE: pregnancy - associated plasma protein - A; GENE: PAPP - A; GENE: EST - YD1