83727
Their existence shows they are probably only located closer to the ionization front than those found in the Lupus planetary IC 4406 .
 astronomical object: Lupus; astronomical object: IC 4406
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: Lupus, IC 4406 
Answer:
 astronomical object: Lupus; astronomical object: IC 4406