Complex sentence: The film debuted on ABC on November 27,2011; it was the first "Hallmark Hall of Fame" film broadcast since CBS cancelled the series earlier in 2011; it was also the first "Hallmark Hall of Fame" film broadcast on ABC since 1995.
Split into simpler sentences: The film debuted on ABC on November 27,2011 as the first "Hallmark Hall of Fame" film broadcast since CBS cancelled the series earlier in 2011. It was the first "Hallmark Hall of Fame" film broadcast on ABC since 1995.