Complex sentence: After its completion on ABC Kids, all new seasons of "Power Rangers" (starting with the "Samurai" season) began to premiere on the main Nickelodeon channel on February 7,2011.
Split into simpler sentences: After its completion on ABC Kids, "Power Rangers" moved to Nickelodeon. All new seasons (starting with the "Samurai" season) began to premiere on the main Nickelodeon channel on February 7,2011.