user: Question: Who is the crew chief of team Joe Gibbs Racing, which has a Chevrolet Monte Carlo and FedEx as the primary sponsor?
Columns: ['Team', 'Car(s)', 'Driver(s)', 'Primary Sponsor(s)', 'Crew Chief']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['BAM Racing', 'Dodge Charger', 'Ken Schrader', 'Schwans', 'David Hyder']
SQL:

assistant: SELECT "Crew Chief" FROM "Table" WHERE "Car(s)" = 'Chevrolet Monte Carlo' AND "Team" = 'Joe Gibbs Racing' AND "Primary Sponsor(s)" = 'FedEx';