Premise: Blu-ray or Blu-ray Disc ( BD ) is a digital optical disc data storage format . Besides the hardware specifications , Blu-ray is associated with a set of multimedia formats . Sherlock (TV series) . All of the series have been released on DVD and Blu-ray , alongside tie-in editions of selected original Conan Doyle stories and original soundtrack composed by David Arnold and Michael Price .
Hypothesis: Sherlock (TV series) is on a media format.
Label: ENTAILMENT