Complex sentence: The current World Record belongs to White Squall Racing from Greece with a time of 0.864 seconds, however it is unofficial as it was not set in the World Finals, but in the National ones.
Split into simpler sentences: The current World Record belongs to White Squall Racing from Greece with a time of 0.864 seconds. However, it is unofficial as it was not set in the World Finals, but in the National ones.