user: Question: What is Jockey, when Post is 12?
Columns: ['Finished', 'Time/ Behind', 'Post', 'Horse', 'Jockey', 'Trainer', 'Owner']
Types: ['real', 'text', 'real', 'text', 'text', 'text', 'text']
Sample row: [15.0, '31 ¾', 1.0, 'Cool Coal Man', 'Julien Leparoux', 'Nick Zito', 'Robert V. LaPenta']
SQL:

assistant: SELECT "Jockey" FROM "Table" WHERE "Post" = 12.0;