290152
A silver and a bronze for Czechoslovakia in the C-1 team event ( 1983 , 1987 ) and a gold ( C-1 team : 1997 ) and two bonzes for Slovakia ( C-1 team : 1995 , C-2 team : 1993 ) .
 Czechoslovakia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Czechoslovakia