TASK DEFINITION: Generate a correct and concise answer for the question based on the words in the context.
PROBLEM: Context : The Roviana rail (Gallirallus rovianae) is a species of bird in the family Rallidae. 
Question : Is the taxon rank of Roviana rail species or genus?

SOLUTION: species

PROBLEM: Context : The Hunt for Gollum is a 2009 British fantasy fan film based on the appendices of J. R. R. Tolkien's The Lord of the Rings. 
Question : Which is the basis of The Hunt for Gollum?

SOLUTION: The Lord of the Rings

PROBLEM: Context : Victor Blackwell (born 1981) is an American journalist and television news anchor best known for New Day Saturday and Sunday on CNN, based in Atlanta, GA. 
Question : What city is Victor Blackwell from?

SOLUTION:
Atlanta