Complex sentence: Mother Albania is a 12 meters high statue located at the (National) Martyrs Cemetery (Deshmoret e Kombit) that represents the country, Albania, as a mother guarding over the eternal slumber of those who gave their lives for her.
Split into simpler sentences: Mother Albania is a 12-meter statue located at the National Martyrs Cemetery (Deshmoret e Kombit) in Albania. The statue figuratively represents the country as a mother guarding over the eternal slumber of those who gave their lives for her.