Kiki Bertens will return to Cincinnati to defend her title as the 2019 Western & Southern Open gets under way, with main draw play beginning on Monday August 12.
The winner of the tournament will take home a check for $544,500.
The runner-up wins $269,576, with each semifinalist receiving $133,850.
The final eight get $62,660, while players reaching the third round win $30,330.
Reaching the second round will mean a player gets $15,600, while those in the first round win $8,300.