Complex sentence: Taking some selfies the newlyweds notice that a fishermen disappears on the "Lai da Marmorera", the reservoir of the Marmorera dam, and at the same time, a young woman is lying in the fisherman's boat.
Split into simpler sentences: Taking some selfies, the newlyweds notice that a fisherman disappears on the "Lai da Marmorera", the reservoir of the Marmorera dam. At the same time, a young woman is lying in the fisherman's boat.