The True Tragedy of Richard III a source for his play, though the majority tend to favour this judgement. Geoffrey Bullough treats "The True Tragedy" as a "probable source" for "Richard III", citing several commonalities (as when, in both plays, Richard calls for a horse on Bosworth Field, yet refuses to flee the battle) — though Bullough admits that the nature of the plays' relationship is "not clear." The uncertainty in dating has allowed a few commentators to propose a reversed priority, and to argue that the author (or reviser) of "The True Tragedy" may have borrowed from Shakespeare's play. Shakespeare appears to have known of
Richard III (song) and the band liked the reference to the king Richard III and the Shakespeare play "Richard III" in which the king is depicted as a dark and evil character, as it matched the menacing tone of the song. Neither the king nor the play is mentioned in the song. Both the 2nd CD (of the CD release format) and the 7" vinyl format have the "Richard III" cover design but with the colours altered instead. A Peel session of the song was released on the CD single for "Mary". The B-side "Sometimes I Make You Sad" is an atypical song