Task: Text Categorization
Input (English): Context: Vasiona (Serbian: Васиона - Universe) is a magazine for popularization of astronomy published by the Astronomical Society Ruđer Bošković. It is being published four times per year. Every number contains news about astronomy and news about events in the society. It is published for more than half a century and is the oldest magazine for popularization of natural sciences in Serbia.
Question: The document can be classified to which topic? 
Options: 1)Village, 2)Animal, 3)Plant, 4)WrittenWork, 5)Building
Output (English): 4