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Yohanna ( born 16 October 1990 ) , known in Iceland by her name Jóhanna Guðrún Jónsdóttir , is an Icelandic-Danish singer who was chosen to represent her nation at the Eurovision Song Contest 2009 in Moscow , Russia , with the song " Is It True ?
 Iceland, Jóhanna Guðrún Jónsdóttir, Moscow, Russia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Iceland, Jóhanna Guðrún Jónsdóttir, Moscow, Russia