Complex sentence: Annia Aurelia Faustina was born and raised on her mother's estate in Pisidia, one of a number in that area called the "Cyllanian Estates".
Split into simpler sentences: Annia Aurelia Faustina was born and raised in her mother's estate in Pisidia. The estate, she was born and raised in is one of a number of estates in Pisidia called the "Cyllanian Estates".