 Complete the following phrase:  Dubysa is connected with the Venta River by the abandoned Windawski Canal started in 1825 by the authorities of the Russian Empire. The canal is 15 km in length and was supposed to have 20 locks. The intention was to connect the Neman basin with the Baltic Sea through the port of Ventspils. The lower reaches of Neman were under Prussian control. The work was interrupted by the 