Complex sentence: Agia Efthimia is one of the communities which along with the capital of the prefecture of Phokida (Amfissa) form the Municipality of Amfissa and it is the village of Astrapogiannos and Giannis Skarimbas, built on the ruins of Ancient Mionia.
Split into simpler sentences: Agia Efthimia is one of the communities which, along with Amfissa, capital of the prefecture of Phokida, form the Municipality of Amfissa. It is also the village of Astrapogiannos and Giannis Skarimbas, built on the ruins of Ancient Mionia.