Question: Which singer whose stage name references a New York City subway station debuted her first album at number two on the Billboard 200 chart?

Related documents: [0]  [DOC] Ashley Nicolette Frangipane (born September 29, 1994), known professionally as Halsey ( ), is an American singer-songwriter. Her stage name is a reference to the Halsey Street station of the New York City Subway in Brooklyn, and an anagram of her first name. Gaining attention from self-released music on social media platforms, Frangipane was signed by Astralwerks in 2014. She toured with acts such as The Kooks and Imagine Dragons to promote her debut extended play, "Room 93" (2014). Her debut studio album, "Badlands" (2015), was certified platinum by the Recording Industry Association of America (RIAA). Four singles were released from the album, all of which achieved minor commercial success. [END] 
[1]  [DOC] Badlands is the debut studio album by American singer and songwriter Halsey. It was released on August 28, 2015, by Astralwerks. "Badlands" debuted at number two on the "Billboard" 200 chart with first-week sales of 97,000 copies. The album was preceded by the digital release of two singles, "Ghost" and "New Americana". The third single from the album, "Colors", was released on February 9, 2016. A new version of the song "Castle" was released as the album's fourth single to promote the feature film "". "Roman Holiday" was featured in the second season of the TV series "Younger" and "I Walk the Line" was featured in the teaser trailer for the film "Power Rangers". [END]  
Answer: Halsey
Halsey