Question: What major Russian city borders the sea where the island of Hõralaid is located?

full_context: Document 1: Heuwiese: Heuwiese is an uninhabited German Baltic Sea island that lies about two kilometres south of Ummanz and west of Germany's largest island, Rügen.
Document 2: Võilaid: Võilaid is a small, uninhabited island in the Baltic Sea belonging to the country of Estonia. Its coordinates are .
Document 3: Baltic region: The terms Baltic region, Baltic Rim countries (or simply Baltic Rim), and the Baltic Sea countries refer to slightly different combinations of countries in the general area surrounding the Baltic Sea in Northern Europe.
Document 4: Poland: Poland is bordered by the Baltic Sea, Lithuania, and Russia's Kaliningrad Oblast to the north, Belarus and Ukraine to the east, Slovakia and the Czech Republic to the south, and Germany to the west.
Document 5: Horvath Island: Horvath Island is a small island close north of Watkins Island, in the Biscoe Islands of Antarctica. It was mapped from air photos taken by the Falkland Islands and Dependencies Aerial Survey Expedition (1956–57), and was named by the UK Antarctic Place-Names Committee for Stephen M. Horvath, an American physiologist who has specialized in the peripheral circulation of man in climatic extremes.
Document 6: Latvia: Latvia ( or ; , ), officially the Republic of Latvia (, ), is a country in the Baltic region of Northern Europe. Since its independence, Latvia has been referred to as one of the Baltic states. It is bordered by Estonia to the north, Lithuania to the south, Russia to the east, and Belarus to the southeast, and shares a maritime border with Sweden to the west. Latvia has 1,957,200 inhabitants and a territory of . The country has a temperate seasonal climate.
Document 7: Saint Helena: There are several rocks and islets off the coast, including: Castle Rock, Speery Island, the Needle, Lower Black Rock, Upper Black Rock (South), Bird Island (Southwest), Black Rock, Thompson's Valley Island, Peaked Island, Egg Island, Lady's Chair, Lighter Rock (West), Long Ledge (Northwest), Shore Island, George Island, Rough Rock Island, Flat Rock (East), the Buoys, Sandy Bay Island, the Chimney, White Bird Island and Frightus Rock (Southeast), all of which are within one kilometre (0.62 miles) of the shore.
Document 8: Hõralaid: Hõralaid is a small, uninhabited Estonian island of approximately 20 hectares in the Baltic Sea. The coordinates of Hõralaid are .
Document 9: Nootamaa: Nootamaa is a small, uninhabited island in the Baltic Sea belonging to the country of Estonia. It marks the westernmost part of Estonia's territorial boundary.
Document 10: Baltic Sea: Since May 2004, with the accession of the Baltic states and Poland, the Baltic Sea has been almost entirely surrounded by countries of the European Union (EU). The only remaining non-EU shore areas are Russian: the Saint Petersburg area and the exclave of the Kaliningrad Oblast.
Document 11: Kaliningrad: Kaliningrad (Russian: Калининград, IPA: (kəljɪnjɪnˈɡrat); former German name: Königsberg; Yiddish: קעניגסבערג, Kenigsberg; Russian: Кёнигсберг, tr. Kyonigsberg; Old Prussian: Twangste, Kunnegsgarbs, Knigsberg) is the administrative center of Kaliningrad Oblast, a Russian exclave between Poland and Lithuania on the Baltic Sea.
Document 12: Estonia: Estonia (i/ɛˈstoʊniə/; Estonian: Eesti [ˈeːsti]), officially the Republic of Estonia (Estonian: Eesti Vabariik), is a country in the Baltic region of Northern Europe. It is bordered to the north by the Gulf of Finland, to the west by the Baltic Sea, to the south by Latvia (343 km), and to the east by Lake Peipus and Russia (338.6 km). Across the Baltic Sea lies Sweden in the west and Finland in the north. The territory of Estonia consists of a mainland and 2,222 islands and islets in the Baltic Sea, covering 45,339 km2 (17,505 sq mi) of land, and is influenced by a humid continental climate.
Document 13: Liebes: The small, uninhabited island of Liebes lies in the Baltic Sea, in the lagoon of Varbelvitzer Bodden between the islands of Rügen and Ummanz. It is a good 1,000 metres long, up to 200 metres wide and its highest point lies just 1.5 metres above sea level. The name of the island could be derived from the Slavic word "Lipa" = "lime tree".
Document 14: British Isles: Ireland and the United Kingdom are both part of the European Union (EU). The Crown Dependencies are not a part of the EU however do participate in certain aspects that were negotiated as a part of the UK's accession to the EU. Neither the United Kingdom or Ireland are part of the Schengen area, that allow passport-free travel between EU members states. However, since the partition of Ireland, an informal free-travel area had existed across the region. In 1997, this area required formal recognition during the course of negotiations for the Amsterdam Treaty of the European Union and is now known as the Common Travel Area.
Document 15: Vilsandi: The island of Vilsandi, Saaremaa Parish, Saare County, Estonia is located in the Baltic Sea. It covers an area of some 9 square km and is the westernmost populated island in Estonia. The surrounding waters are shallow and rocky and many ships travelling the Baltic have perished nearby. The island of Vilsandi can be reached by boat, by truck having suitable clearance or on foot by wading from Saaremaa. Much of the island is now part of Vilsandi National Park, which grew from a bird reserve founded in 1910. It is a highly sensitive ecosystem due to the use of the area by many migratory birds as a breeding and nesting ground. Hunting is absolutely prohibited. This park is a popular tourist destination not only for local Estonians, but also people of Finland who are visiting Estonia in greater and greater numbers.
ground_truth: Saint Petersburg
sub_queries: Hõralaid >> located on terrain feature Answer: Baltic Sea
which major russian city borders Baltic Sea Answer: Saint Petersburg