Complex sentence: Grantville was chosen as a location in The Walking Dead because of the number of faded and dilapidated buildings that give parts of the town a "post-apocalyptic" feeling, a result of the decline in the cotton industry in the area.
Split into simpler sentences: Grantville was chosen as a location in The Walking Dead because of the number of faded and dilapidated buildings that give parts of the town a "post-apocalyptic" feeling. A result of the decline in the cotton industry in the area.