Table schema:
CREATE TABLE table_name_91 (race VARCHAR, most_laps_led VARCHAR, winning_team VARCHAR, pole_position VARCHAR)

Question: What is Race, when Winning Team is Chip Ganassi Racing, when Pole Position is Ryan Briscoe, and when Most Laps Led is Scott Dixon?
SQL: SELECT race FROM table_name_91 WHERE winning_team = "chip ganassi racing" AND pole_position = "ryan briscoe" AND most_laps_led = "scott dixon"