62889
The dam which was constructed in 1969 regulates the water level of the Vistula river , forming Włocławek Reservoir .
 location: Vistula; location: Włocławek Reservoir
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: Vistula, Włocławek Reservoir 
Answer:
 location: Vistula; location: Włocławek Reservoir