Complex sentence: The picture was written, directed, and produced by Arch Oboler and is considered to be the first feature-length 3-D film in color, and remains notable for sparking the first 3-D boom in the U.S. motion picture industry.
Split into simpler sentences: The picture was written, directed, and produced by Arch Oboler and is considered to be the first feature-length 3-D film in color. It is notable for sparking the first 3-D boom in the U.S. motion picture industry.