Complex sentence: However, the first single was later changed to "Lollipop" due to unknown reasons, but it is believed to have changed to the second single, since Wayne speaks about the video on a hiphopdx interview.
Split into simpler sentences: However, the first single was later changed to "Lollipop" due to unknown reasons. Accessed February 2 2008.It is believed to be changed to the second single, since Wayne speaks about the video on a hiphopdx interview.