Question: Whom is the country that encompasses Soufrière River named after?

full_context: Document 1: Soufrière, Dominica: Soufrière is a village on the southwest coast of Dominica. It is the capital of Saint Mark Parish and has a population of 1,416 people.
Document 2: Dennery River: The Dennery River is the river on the southern end of the fishing village of Dennery on the island of Saint Lucia. The community of Dennery is built on its flood plain and in recent times has been the cause of serious flooding in the coastal community. It drains into the Atlantic Ocean.
Document 3: Petit Soufrière, Dominica: Petit Soufrière is a small village on the east coast of Dominica, upland from Petite Soufrière Bay in Saint David Parish. Located on the steep, rugged slopes of Morne Aux Delices at the end of the main road south from Castle Bruce, it is one of the most isolated villages in Dominica. The village immediately to its north is Saint Sauveur; to its south, though connected only by a hiking trail, is Rosalie.
Document 4: Roseau, Saint Lucia: Roseau is a community on the island of Saint Lucia; it is located on the western side of the island, south of Marigot.
Document 5: Saint Lucia: One of the Windward Islands, "Saint Lucia" was named after Saint Lucy of Syracuse (AD 283 – 304). It is the only country in the world named after a historical woman (Ireland is named after the Celtic goddess of fertility Eire). Legend states French sailors were shipwrecked here on 13 December, the feast day of St. Lucy, thus naming the island in honor of "Sainte Lucie."
Document 6: Soufrière River: The Soufrière river (French la Soufrière) is a river on the island of Saint Lucia. The French term "Soufrière" is a generic one referring to "Sulphury" volcanic peaks called La Soufrière or Soufrière Hills on each of St. Vincent, St. Lucia, Dominica, Guadeloupe.
Document 7: Fond d'Or River: The Fond d'Or River is a river in Saint Lucia. It rises in the centre of the island, flowing north and then east to its mouth in Fond d'Or Bay, close to the village of Dennery on the central east coast.
Document 8: Roseau River (Saint Lucia): The Roseau River is a river in Saint Lucia. It flows north and then west from the central highlands in the south of the island, reaching the Caribbean Sea to the north of the town of Anse la Raye. The Roseau river is also the longest in the country and is dammed by the John Compton Dam near Millet.
Document 9: Haiti: The island was named La Española and claimed by Spain, which ruled until the early 17th century. Competing claims and settlements by the French led to the western portion of the island being ceded to France, which named it Saint-Domingue. Sugarcane plantations, worked by slaves brought from Africa, were established by colonists.
Document 10: Praslin Quarter: Praslin is a Quarter of Saint Lucia, a small island nation in the eastern Caribbean Sea. Praslin Quarter's administrative centre is the village of Praslin, which is located at Praslin is in between Micoud and Dennery.
Document 11: Canelles River: The Canelles River is a river in Saint Lucia. It flows southeast from the central highlands in the south of the island, reaching the Atlantic Ocean to the south of the town of Micoud.
Document 12: La Treille, Saint Lucia: La Treille is a town on the island of Saint Lucia; it is located towards the heart of the island, between Sarot and Morne Ciseaux.
Document 13: Canaries, Saint Lucia: Canaries (or Kanawe in Creole) is located on the West Coast of Saint Lucia. It is a small fishing village and it is nestled along the West Coast road, between Anse La Raye and Soufriere, and there are scenic views from both the Northern and Southern approaches.
Document 14: Dauphin Quarter: Dauphin is a Quarter on the Caribbean island nation of Saint Lucia. It contains a village of the same name, located at . It was home to Amerindians, the Island Caribs, who settled there. To this day, there are ruins which serve as a reminder of people who lived there long before Christopher Columbus crossed the Atlantic from Europe.
Document 15: Vieux Fort River: The Vieux Fort River is a river in Saint Lucia. It flows south-southeast, reaching the coast close to the country's southernmost point at the town of Vieux Fort.
ground_truth: Saint Lucy
sub_queries: Soufrière River >> country Answer: Saint Lucia
Whom is Saint Lucia named after? Answer: Saint Lucy