original: The Baltic Sea drains into the Kattegat through the Oresund and the Danish Straits.
simplifications: he Baltic Sea flows out into the Kattegat through the Oresund and the Danish Straits. Baltic Sea drains into Kattegat, through Oresund and the Danish Straits. The Baltic Sea drains into the Kattegat. It does so at the Oresund and the Danish Straits. The Baltic Sea drains into the Kattegat. It does so through the Oresund and the Danish Straits. The Baltic Sea drains into the Kattegat. It goes through the Oresund and the Danish Straits. The Baltic Sea drains into the Kattegat. The Baltic Sea drains into the Kattegat. It does this through the Oresund and the Danish Straits The Baltic Sea flows to the Kattegat via the Oresund and the Danish Straits. The Baltic Sea flows through the Oresund and the Danish Straits into the Kattegat. The Baltic Sea empties into the Kattegat through the Oresund and the Danish Straits