Complex sentence: The success of the album managed the group to make a sequel titled' originally to be released on June 15,2010, almost exactly 13 years after the original, but it was pushed back a month later to July 13,2010.
Split into simpler sentences: The success of the album managed the group to make a sequel titled'. The album was originally scheduled to be released on June 15,2010, almost exactly 13 years to the original, but it was pushed back a month later to July 13,2010.