Complex sentence: Lågskär Lighthouse is an atomated lighthouse located on the north side of Lågskär island in the Åland Islands archipelago of Finland in the Sea of Åland of the Baltic.
Split into simpler sentences: Lågskär Lighthouse is located on the north side of Lågskär island. The island is part of the Åland Islands archipelago of Finland in the Sea of Åland of the Baltic.