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Although Oliynyk played in two games in Dynamo Kyiv 's main team in the 2006 – 07 season , he was not officially promoted to the main team until in May 2008 after the end of the 2007 – 08 season by new coach Yuriy Semin who was searching for new talents .
 Oliynyk, Dynamo Kyiv, Yuriy Semin
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Oliynyk, Dynamo Kyiv, Yuriy Semin