user: Question: Which artist created coins before 2010?
Columns: ['Year', 'Animal', 'Artist', 'Finish', 'Mintage', 'Issue Price']
Types: ['real', 'text', 'text', 'text', 'real', 'text']
Sample row: [2007.0, 'Ruby-Throated Hummingbird', 'Arnold Nogy', 'Specimen (with selective colouring)', 25000.0, '$24.95']
SQL:

assistant: SELECT "Artist" FROM "Table" WHERE "Year" < 2010.0;