Complex sentence: As this was Alastair Reynolds's first published hardback fiction, and was published in a relatively small initial print run in the United Kingdom by Gollancz, it subsequently became one of the most collectible first editions of the decade.
Split into simpler sentences: As this was Alastair Reynolds's first published hardback fiction, and was published in a relatively small initial print run in the United Kingdom by Gollancz. It subsequently became one of the most collectible first editions of the decade.