9100
The farm is in the border region where a German tourist and a Swiss tour guide were kidnapped last New Year 's Eve by a heavily armed band led by a former Nicaraguan guerrilla .
 German, Swiss, Nicaraguan
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:
 German, Swiss, Nicaraguan