Complex sentence: The current tower was built in the year 1921 as reconnaissance tower for shipping, the first lit of the current was at August 23,1923, But ten years after the tower was painted white to protect it against the water.
Split into simpler sentences: The current tower was built in 1921 as a reconnaissance tower for shipping, and its first lighting was at August 23,1923. Ten years later the tower was painted white to protect it against the water.