Original sentence: Kwanzaa is framed around a so-called "Seven Principles of Blackness", or Nguzo (originally, Nguzu) Saba that was invented by convicted felon Ron Karenga; these are principles which comprise Karenga's doctrine of Kawaida, a Swahili term for tradition and reason.Kwanzaa was invented by convicted felon and avowed Marxist Ron Karenga in 1966.To those who observe it, Kwanzaa is the week-long period from December 26 to January 1
Edited sentence: Kwanzaa is a holiday celebrating "The Seven Principles of Blackness", or Nguzo (originally, Nguzu) Saba that was invented by convicted felon Ron Karenga; these are principles which comprise Karenga's doctrine of Kawaida, a Swahili term for tradition and reason.Kwanzaa is a week-long observance observed mostly in the United States from December 26 to January 1 honoring African-American heritage