Special Princess (3) at 24-1 won Gulfstream Park West's fourth race on Wednesday, to start the Rainbow 6.
The carryover coming in was $59,224. Bettors added $60,323 to the pool,
Gulfstream has guaranteed that the jackpot pool will be at least $125,000 if there is just one ticket with all six Rainbow 6 winners.
If that happens, Gulfstream will have to put in about $5,000.