Complex sentence: For the purposes of quantifying sales, an album's original and subsequent releases are counted together-for example, if an album sold 300,000 of its original release and 700,000 in subsequent reissues, it would be entitled to platinum certification.
Split into simpler sentences: For the purposes of quantifying sales, an album's original and subsequent releases are counted together. For example, if an album sold 300,000 of its original release and 700,000 in subsequent reissues, it would be entitled to platinum certification.