TASK DEFINITION: In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
PROBLEM: Context: On his return from Somalia, he was posted to the 4th UPDF Division headquarters in Gulu, as the commanding officer. Link Information: Gulu is a city in the Northern Region of Uganda.  Question: Which country did Innocent Oula return to after Somalia?

SOLUTION: Answer: Uganda

PROBLEM: Context: Her next big screen venture was the indie Dare which was an official selection of the 2009 Sundance Film Festival. Link Information: none Question: In 2009, how many films were officially selected by the film festival that had selected the indie film Rossum appeared in that year?

SOLUTION: Answer: none

PROBLEM: Context: Norman Mayers of Prefix Magazine wrote that B'Day is packed with standouts such as "the Rich Harrison-produced 'Freakum Dress' and the Neptunes-helmed 'Kitty Kat'." Link Information: "Irreplaceable" was ranked atop the US Billboard Year-End Hot 100 singles of 2007, and was the tenth best-selling digital single worldwide of 2007, having sold over four million copies worldwide by the end of 2007. It was the twenty-fifth most successful song of the 2000s (decade), according to the Billboard Hot 100 Songs of the Decade. Question: What track was most successful of the album that included Kitty Kat?

SOLUTION:
Answer: Irreplaceable