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'.
Q: Context: "Celebrate" was written and produced by R. Kelly and is the last song that Whitney Houston recorded; it is a duet between Houston and R&B/pop singer Jordin Sparks. It was released as the lead single from the soundtrack album  on June 5, 2012. Link Information: Studio albums.- Jordin Sparks (2007)
- Battlefield (2009)
- Right Here Right Now (2015) Question: How many albums had Jordin Sparks released before collaborating with Whitney Houston on "Celebrate"?
A: 
user
based on the information provided, jordin sparks had released two studio albums before collaborating with whitney houston on "celebrate": "jordin sparks" in 2007 and "battlefield" in 2009. therefore, the answer to the question is "2".
assistant
Based on the information provided, Jordin Sparks had released two studio albums before collaborating with Whitney Houston on "Celebrate": "Jordin Sparks" in 2007 and "Battlefield" in 2009. Therefore, the answer to the question is "2".
assistant