73040
Eta and PZ Telescopii are two young star systems with debris disks and brown dwarf companions .
 astronomical object: Eta; astronomical object: PZ Telescopii
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Eta, PZ Telescopii 
Answer:
 astronomical object: Eta; astronomical object: PZ Telescopii