Complex sentence: When Anna was 17 her father, Elise's Catholic son-in-law, took custody and moved with Anna to St. Polten, where the girl suffered constant debilitating cramps that were blamed on a hex placed by her grandmother.
Split into simpler sentences: When Anna was 17 her father, Elise's Catholic son-in-law, took custody and moved with Anna to St. Polten. There, the girl suffered constant debilitating cramps that were blamed on a hex placed by her grandmother.