Original sentence: Rife with footnotes, science fiction and fantasy references, comic book analogies, various Spanish dialects and hip-hop inflected urban English, the novel is also a meditation on story-telling, Dominican diaspora and identity,  masculinity, the contours of authoritarian power and the long horrifying history of slavery in the New World.The book also makes frequent and controversial use of the word Nigga in the form consistent with its urban vernacular usage
Edited sentence: Rife with footnotes, science fiction and fantasy references, comic book analogies, various Spanish dialects and hip-hop inflected urban English, the novel is also a meditation on story-telling, Dominican diaspora and identity,  masculinity, the contours of authoritarian power[citation needed] and the long horrifying history of slavery in the New World.[citation needed]  The book also makes frequent and controversial use of the word Nigga [citation needed]in the form consistent with its urban vernacular usage