Complex sentence: On July 1, seven Norwegians were confirmed with the swine influenza, these Norwegians were passengers on a cruise ship that that passed through the dock of Oslo, the ship did not transfer off the boat, and did not infect any persons on land.
Split into simpler sentences: On July 1, seven Norwegians were confirmed with the swine influenza. The ship did not transfer off the boat and did not infect any persons on land.