Sunday is the final day of the Santa Anita autumn meeting, a program with a mandatory payout in the 20-cent Rainbow pick six.
The bet begins with a carryover of $149,743 and is likely to draw a pool in excess of $800,000.
The pick six covers the sixth through 11th races. The sixth race has a post time of 3 p.m., Pacific. Wagering is available through DRFBets.com.