Complex sentence: The EU includes less than half of the territory of Europe, significant parts of the continent especially in the east (e.g. European Russia, Ukraine, Belarus) and smaller parts in the north and centre are not part of the EU.
Split into simpler sentences: The EU includes less than half of the territory of Europe. Significant parts of the continent especially in the east (e.g. European Russia, Ukraine, Belarus) and smaller parts in the north and centre are not part of the EU.