Question: Herbert Sausgruber was born close to which Central European freshwater lake?

Context paragraphs:
Spengler's freshwater mussel: Spengler's freshwater mussel scientific name (Margaritifera auricularia or Pseudunio auricularia) is a species of European freshwater mussel, an aquatic bivalve mollusk in the family Margaritiferidae, the freshwater pearl mussels.  It is named after Lorenz Spengler.

Phewa Lake: Phewa Lake, Phewa Tal or Fewa Lake is a freshwater lake in Nepal located in the south of the Pokhara Valley that includes Pokhara city; parts of Sarangkot and Kaskikot.  The lake is stream-fed but a dam regulates the water reserve, therefore, the lake is classified as semi-natural freshwater lake.  It is the second largest lake in Nepal, the largest in Gandaki Zone followed by Begnas Lake.  Phewa lake is located at an altitude of 742 m and covers an area of about 5.23 km2 .  It has an average depth of about 8.6 m and a maximum depth of 24 m .  Maximum water capacity of the lake is approximately 43000000 m3 .  The Annapurna range on the north is only about 28 km (linear distance) away from the lake.  The lake is also famous for the reflection of mount Machhapuchhre and other mountain peaks of the Annapurna and Dhaulagiri ranges on its surface.  The Taal Barahi Temple is situated on an island in the lake.

Bregenz: Bregenz (] ) is the capital of Vorarlberg, the westernmost federal state of Austria.  The city is on the eastern shores of Lake Constance, the third-largest freshwater lake in Central Europe, between Switzerland in the west and Germany in the northwest.

Lake Okeechobee: Lake Okeechobee ( ), also known as Florida's Inland Sea, is the largest freshwater lake in the state of Florida.  It is the eighth largest natural freshwater lake in the United States and the second largest natural freshwater lake (the largest being Lake Michigan) contained entirely within the contiguous 48 states.  Okeechobee covers 730 sqmi , approximately half the size of the state of Rhode Island, and is exceptionally shallow for a lake of its size, with an average depth of only 9 ft .  The lake is divided between Glades, Okeechobee, Martin, Palm Beach, and Hendry counties.  All five counties meet at one point near the center of the lake.

Tulare Lake: Tulare Lake, named Laguna de Tache by the Spanish, is a freshwater dry lake with residual wetlands and marshes in the southern San Joaquin Valley, California, United States.  After Lake Cahuilla disappeared in the 17th century, Tulare Lake was the largest freshwater lake west of the Mississippi River and the second-largest freshwater lake entirely in the United States (excluding the Great Lakes which share area with Canada), based upon surface area.  A remnant of Pleistocene-era Lake Corcoran, Tulare Lake dried up after its tributary rivers were diverted for agricultural irrigation and municipal water uses.

Pookode Lake: Pookode Lake is a scenic freshwater lake in the Wayanad district in Kerala, South India.  Pookode is a natural freshwater lake nestling amid evergreen forests and mountain slopes at an altitude of 770 meters above sea level.  It is 15 km away from Kalpetta.  It is the smallest and highest freshwater lake in Kerala.

Taal Lake: Taal Lake, formerly known as Bombón Lake, is a freshwater lake in the province of Batangas, on the island of Luzon in the Philippines.  The lake fills Taal Caldera, a large volcanic caldera formed by very large eruptions between 500,000 and 100,000 years ago.  It is the country's third largest lake after Laguna de Bay and Lake Lanao.  Volcano Island, the location of Taal Volcano's historical eruptions and responsible for the lake's sulfuric content, lies near the center of the lake.  There is a crater lake on Volcano Island.  Known as the Yellow Lake or the Main Crater Lake, it contains its own small island, Vulcan Point.  Vulcan Point was thought to be the largest third order island in the world but Treasure Island (Ontario) is much bigger and is thought to be the world largest, and is also on a freshwater lake.

Time in the Czech Republic: Time in the Czech Republic is Central European Time (Středoevropský čas:, SEC ) and Central European Summer Time (Středoevropský letní čas:, SLC ).  Daylight saving time is observed from the last Sunday in March (2:00 CET) to the last Sunday in October (3:00 CEST).  The Czech republic has observed Central European Time since 1979.  Until 1993 when Czechoslovakia was separated into the Czech Republic and Slovakia, they also had Central European Time and Central European Summer Time.  After the summer months, time in the Czech Republic is shifted back by one hour to Central European Time.  Like most states in Europe, Summer time (daylight saving time) is observed in the Czech Republic, when time is shifted forward by one hour, two hours ahead of Greenwich Mean Time.

Lacul Verde (Ocna Sibiului): Lacul Verde (literally Green Lake) is a natural freshwater lake of the Ocna Sibiului mine.  It is the only major freshwater lake of the mine, with the other lakes being salt lakes.  The Lacul Vrăjitoarelor is also a freshwater lake, but it's too small and in too bad conditions for swimming.  Lacul Verde is located in the city of Ocna Sibiului, Sibiu County, Transylvania, Romania.

Herbert Sausgruber: Herbert Sausgruber (born July 24, 1946 in Bregenz) was governor of the Austrian state of Vorarlberg and chairman of the Vorarlberg ÖVP.

Supporting paragraphs: Herbert Sausgruber Bregenz
Answer: Lake Constance