Complex sentence: The soundtrack was originally released in two volumes under the names "Drag-On Dragoon Original Soundtrack Vol.1" and "Drag-On Dragoon Original Soundtrack Vol.2", released on October 22 and November 21,2003 respectively.
Split into simpler sentences: The soundtrack was originally released in two volumes under the names "Drag-On Dragoon Original Soundtrack Vol.1" and "Drag-On Dragoon Original Soundtrack Vol.2". They were released on October 22 and November 21,2003 respectively.