Question: What is the largest lake in the country where the villages of Wengen and the place of birth for Franzi Aufdenblatten are located?

<P0-S0> tejona is a village in the guanacaste province, costa rica. <P0-S1> it is located on lake arenal and has a hydroelectric power station. <P0-S2> hotel tilawa and skateboarding park as well as the tilawa viento surf center and arenal botanical gardens are located nearby. <P0-S3> some 100 wind turbines, standing at 120 ft (35m) are located southwest of the village on the hills and supply electricity to the national grid. <P0-S4> the wind farm is the largest in central america with an annual production of up to 70mw. <P0-S5> electricity is sold to the instituto costarricense de electricidad. <SEP> <P1-S0> nodlandsvatnet is a lake in the municipality of eigersund in rogaland county, norway. <P1-S1> it is located about east of the town of egersund. <P1-S2> the lake is a major reservoir for the local energy company dalane energi, and has a capacity of , the second largest in the area after the lake spjodevatnet with . <SEP> <P2-S0> Some high mountain villages, such as Avoriaz (in France), Wengen, and Zermatt (in Switzerland) are accessible only by cable car or cog-rail trains, and are car free. <P2-S1> Other villages in the Alps are considering becoming car free zones or limiting the number of cars for reasons of sustainability of the fragile Alpine terrain. <SEP> <P3-S0> Switzerland lies between latitudes 45° and 48° N, and longitudes 5° and 11° E. It contains three basic topographical areas: the Swiss Alps to the south, the Swiss Plateau or Central Plateau, and the Jura mountains on the west. <P3-S1> The Alps are a high mountain range running across the central-south of the country, comprising about 60% of the country's total area. <P3-S2> The majority of the Swiss population live in the Swiss Plateau. <P3-S3> Among the high valleys of the Swiss Alps many glaciers are found, totalling an area of 1,063 square kilometres (410 sq mi). <P3-S4> From these originate the headwaters of several major rivers, such as the Rhine, Inn, Ticino and Rhône, which flow in the four cardinal directions into the whole of Europe. <P3-S5> The hydrographic network includes several of the largest bodies of freshwater in Central and Western Europe, among which are included Lake Geneva (also called le Lac Léman in French), Lake Constance (known as Bodensee in German) and Lake Maggiore. <P3-S6> Switzerland has more than 1500 lakes, and contains 6% of Europe's stock of fresh water. <P3-S7> Lakes and glaciers cover about 6% of the national territory. <P3-S8> The largest lake is Lake Geneva, in western Switzerland shared with France. <P3-S9> The Rhône is both the main source and outflow of Lake Geneva. <P3-S10> Lake Constance is the second largest Swiss lake and, like the Lake Geneva, an intermediate step by the Rhine at the border to Austria and Germany. <P3-S11> While the Rhône flows into the Mediterranean Sea at the French Camarque region and the Rhine flows into the North Sea at Rotterdam in the Netherlands, about 1000 km apart, both springs are only about 22 km apart from each other in the Swiss Alps. <SEP> <P4-S0> Born in Zermatt, Valais, Aufdenblatten made her World Cup debut in March 2000 in a giant slalom at Sestriere. <P4-S1> She scored four podium finishes on the World Cup: one win in a super-G in Val-d'Isère in December 2009, and three third places in downhill at Haus im Ennstal (2004), Bad Kleinkirchheim (2006), and Lenzerheide (2014). <P4-S2> Aufdenblatten competed in three Winter Olympics (2002, 2006 and 2014) and her best finish was a sixth place in the 2014 super-G at Rosa Khutor.