95013
Instead it used a kind of " directional dead reckoning " : at the start of a journey , the pointer was aimed southward by hand , using local knowledge or astronomical observations e.g. of the Pole Star .
 astronomical object: Pole Star
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: Pole Star 
Answer:
 astronomical object: Pole Star