8835
One of the best views across the whole Ruhr valley is offered by the visitors platform and the revolving restaurant in the 209-metre - high Florian tower .
 location: Ruhr; location: Florian
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Ruhr; location: Florian