user: Question: Who was the jockey when the owner was Richard Pegum?
Columns: ['Year', 'Winner', 'Jockey', 'Trainer', 'Owner', 'Time', 'Purse']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [2013.0, 'London Bridge', 'Mike Smith', 'Jo Hughes', 'Eastwind Racing & Martha Trussell', '2:58.32', '$500,000']
SQL:

assistant: SELECT "Jockey" FROM "Table" WHERE "Owner" = 'Richard Pegum';