7298
Diplomats explain the purpose of this electoral engineering is to secure Serb control over pivotal towns inside the 49 per cent of Bosnia known as the Serb republic , consolidating through the ballot box what was initially taken in war .
 Serb, Serb, Bosnia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Serb, Serb, Bosnia