user: Question: Name the category for 2nd Melon Music Awards
Columns: ['Year', 'Award', 'Category', 'Nomination', 'Result']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [2010.0, 'BGM Cyworld', 'Hall of Fame', '"It Has To Be You"', 'Won']
SQL:

assistant: SELECT "Category" FROM "Table" WHERE "Award" = '2nd Melon Music Awards';