Passage: Olive Kitteridge is an American television miniseries based on Elizabeth Strout's 2008 novel Olive Kitteridge. Set in Maine, the HBO miniseries features Frances McDormand as the title character, Richard Jenkins as Olive's loving husband Henry Kitteridge, Zoe Kazan as Denise Thibodeau, and Bill Murray as Jack Kennison. The show is divided into four parts, each depicting a certain point of time in the novel.The miniseries debuted in the United States on November 2, 2014, on the American premium TV network HBO, which aired the show's first two episodes back-to-back that evening; the third and fourth episodes aired back-to-back the following evening. It was shown in a similar format in the United Kingdom on Sky Atlantic, on December 14 and December 15, 2014. It premiered in Australia on showcase from 13 January 2015. At the 67th Primetime Emmy Awards, the miniseries won eight awards including Outstanding Limited Series.

Question: What debuted on HBO?
Olive Kitteridge