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April 11, 2011 at 8:00 AM (UTC)
Five for week 20
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April 10, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 7
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April 10, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 7
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April 5, 2011 at 4:00 PM (UTC)
Team Cup Ukraine 2011 - schoolchildren - Round 1 (mirror)
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April 5, 2011 at 4:00 PM (UTC)
Командный Кубок Украины 2011 - школьники - тур 1 (зеркало - личное)
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April 4, 2011 at 8:00 AM (UTC)
Five for week 19
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April 3, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 6
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April 3, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 6
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April 2, 2011 at 3:00 PM (UTC)
Team Cup Ukraine 2011 - schoolchildren - Round 1
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March 28, 2011 at 8:00 AM (UTC)
Five for week 18
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March 27, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 5
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March 27, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 5
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March 21, 2011 at 8:00 AM (UTC)
Five for week 17
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March 20, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 3
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March 20, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 3
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March 19, 2011 at 10:00 AM (UTC)
Training team contest for schoolchildren
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March 15, 2011 at 4:08 PM (UTC)
Stage IV All-Ukrainian Olympiad 2004 2 st round
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March 14, 2011 at 8:00 AM (UTC)
Five for week 16
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March 13, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 2
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March 13, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 2
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March 10, 2011 at 4:00 PM (UTC)
Stage IV All-Ukrainian Olympiad 2004 1 st round
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March 7, 2011 at 8:00 AM (UTC)
Five for week 15
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March 6, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 1
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March 6, 2011 at 10:00 AM (UTC)
Winter School in Kharkov 2011 Day 1
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