Update:
Maria lost in 2 sets
Cornet won in 2 sets
Kasatkina won in 3 sets
Cibulkova won in 2 sets
Siniakova won in 3 sets
Pavlyuchenkova
Goerges won in 2 sets
Vinci won in 2 sets
Rybakina won in 2 sets
Kvitova
Petkovic lost in 2 sets
Bertens retired
WTA St Petersburg, First round predictions