Chester's Boodles May Festival kicks off on Wednesday, with the Chester Vase among the seven races.
Aidan O'Brien enjoyed five winners from five runners at the meeting last year and will be aiming for further success over the coming days.
Here are the runners and riders for Wednesday's action, as well as a tip for each race:
1.30pm: 5f (5f15y) CAA Stellar Lily Agnes Conditions Stakes (GBB/IRE Incentive Race) (Class 2) (2yo)
1 Myconian (IRE) Kevin Stott
2 Balon D'or Ben Curtis
3 Dan Dee Prince (IRE) Richard Kingscote
4 Dandy Fitz (IRE) Cam Hardie
5 John Steed (IRE) Laura Pearson
6 Parkside Boy (IRE) Andrea Atzeni
7 Alfa Moonstone Paul Hanagan
8 She's Smart (IRE) Rossa Ryan
9 Tierney (IRE) Oisin Murphy
10 Ziggy's Dream (IRE) Kieran O'Neill
11 Ziggy's Phoenix (IRE) Ryan Moore
Tip: Balon D'Or
2.05pm: 5f (5f15y) tote £100K Guaranteed Placepot Every Day Handicap (Class 3) (3yo 0-95)
1 Michaela's Boy (IRE) Frederick Larson (3)
2 Squealer (IRE) Tom Marquand
3 Kerdos (IRE) Rossa Ryan
4 Democracy Dilemma (IRE) Oisin Murphy
5 Danger Alert William Buick
6 Carmela (IRE) Ben Curtis
7 Huberts Dream (IRE) Richard Kingscote
8 Seantrabh (IRE) Zak Wheatley (5)
9 Knebworth Franny Norton
10 Betweenthesticks Rose Dawes (5)
11 Jer Batt (IRE) B Loughnane (3)
12 Wakai Umi (IRE) Kieran O'Neill
Tip: Jer Batt
2.40pm: 1m3½f (1m3f75y) Weatherbys Digital Solutions Cheshire Oaks (For The Robert Sangster Memorial Cup) (Listed) (Fillies) (Class 1) (3yo)
1 Sirona (GER) William Buick
2 Ashtanga Oisin Murphy
3 Cite D'Or (FR) Pierre Jamin
4 Ermesinde (IRE) Andrea Atzeni
5 Luckin Brew (IRE) Frankie Dettori
6 Savethelastdance (IRE) Ryan Moore
7 Sisyphus Strength David Egan
8 There's The Door (IRE) Rossa Ryan
9 Wintercrack Shane W Kelly
Tip: Savethelastdance
3.15pm: 1m4½f (1m4f63y) Boodles Chester Vase Stakes (Group 3) (Colts & Geldings) (Class 1) (3yo)
1 Adelaide River (IRE) Ryan Moore
2 Arrest (IRE) Frankie Dettori
3 Duke Of Oxford Hector Crouch
4 Galactic Jack (IRE) Oisin Murphy
5 Hadrianus (IRE) Franny Norton
Tip: Arrest
3.45pm: 6f (6f17y) Camden Pale Handicap (Class 3) (3yo 0-90)
1 Frankness Oisin Murphy
2 California Gem Kevin Stott
3 Lakota Blue F McManoman
4 Commander Straker (IRE) Rossa Ryan
5 King's Crown (IRE) Barry McHugh
6 She's Centimental (USA) Kieran O'Neill
7 Minnesota Lad (IRE) Oisin Orr
8 Royal Dress (IRE) Ryan Moore
9 Kessaar Power (IRE) John Egan
10 Macho Mania (IRE) David Egan
11 Radio Goo Goo Ben Curtis
12 Winter Crown Graham Lee
13 Corinthian Kid (IRE) Adam Farragher (3)
14 Tasever Cam Hardie
Tip: Royal Dress
4.20pm: 1m2½f (1m2f70y) Deepbridge Syndicate Maiden Stakes (GBB Race) (Class 3) (3yo)
1 Amleto (IRE) Tom Marquand
2 El Jasor (IRE) Callum Shepherd
3 Gifted Angel (IRE) Richard Kingscote
4 Lunatick Jason Hart
5 Muir Wood Franny Norton
6 Paddy The Squire Andrew Mullen
7 Scintillante Oisin Murphy
8 Shadow Dance David Egan
9 Trickytrickytricky (IRE) Ben Curtis
10 Twoforthegutter (IRE) P J McDonald
11 Vaguely Royal (IRE) Ryan Moore
Tip: Vaguely Royal
4.55pm: 7f (7f1y) Everyone's Turf Handicap (Class 4) (4yo+ 0-85)
1 Another Batt (IRE) B Loughnane (3)
2 Hodler (GER) R Sexton (3)
3 Roman Dragon Oisin Murphy
4 Gorak (FR) Callum Shepherd
5 Roundhay Park F McManoman
6 Oso Rapido (IRE) Jason Hart
7 Maysong Shariq Mohd (7)
8 Paws For Thought (IRE) Paul Mulrennan
9 Broken Spear Tom Eaves
10 Roudemental (IRE) Richard Kingscote
11 Mellys Flyer Andrea Atzeni
12 San Isidro (IRE) Hector Crouch
13 Devasboy Ben Curtis
14 He's A Gentleman (IRE) Rossa Ryan
Tip: Another Batt
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