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In geodesy , the term Space Techniques includes modern measuring methods which make use of artificial satellite s , interplanetary space probe s and of quasar s. Space techniques are an important supplement to classical geodetic methods like triangulation or height / distance measurements or gravimetry .
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Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
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