Calcutta: Thursday?s brilliant workouts of the four frontline contenders ? Moon Emperor, Aperitivo, Formal Invitation and Calorific ? make one thing clear that Sunday?s Derby is not going to be one-horse race. If Moon Emperor simply outclassed his companion Bold Raider and clocked 1 min 28 secs over 1,400m during workouts, Aperitivo, Formal Invitation and company was equally impressive over a shorter trip. The following trackwork was noted on Thursday:Winter track

2,200m: Corvino (Shanker) in 2-28s; (600m) 39s. (400m) 26s. Moved well.

1,800m: Bountiful Pleasure (C. Alford) in 2-0s; (600m) 39s; (400m) 25s. Good. Louis Cyphre (Rb) in 2-2s; (600m) 39s; (400m) 27s. Fit. 1,600m: Appetina (J. Gurang) and Reminiscent (Rb) in 1-51s; (600m) 38s; (400m) 24s. They were level. Assagi (P. Alford) in 1-57s; (600m) 41s; (400m) 27s. Easy.

1,400m: Moon Emperor (Akhtar) and Bold Raider (Gowli) in 1-28s; (600m) 37s; (400m) 24s. Former was far better. Note former.

1,200m: Arakawa (C. Alford), Mega Role (Domingo) and Aptitude (Shanker) in 1-15s; (600m) 37s; (400m) 26s. The first nam-ed was far superior. River Rafter (Rb) and Alashaan (Rb) in 1-20s; (400m) 25s. They were level.

1,000m: Aperitivo (C. Alford) and Formal Invitation (Shanker) in 1-4s; (600m) 35s; (400m) 24s. They were level and they impressed. Calorific (C. Alford) and Exclusive Affair (Shanker) in 1-3s; (400m) 36s; (400m) 24s. They were level. Pure Valour (Gajender), Pay Check (Gowli) in 1-6s; (400m) 26s. Former was 2 ls better. Amazing Career (Gaje-nder) and One For Me (Akhtar) in 1-5s; (400m) 26s. Former was 4 ls better but the latter weas easy. Final Round (P. Alford) and Terrific Dancer (Som) in 1-4s; (400m) 25s. Former was easily 2 ls better.

800m: Apprise (Shanker) and Amelina (Domingo) in 51s; (400m) 24s. Former was far better. Serrafina (C. Alford) in 51s; (400m) 25s. Good. Secret Prospector (Gajender) in 53s; (400m) 25s. Fit. Star Above (Akhtar) and Great Ambition (Gowli) in 51s; (400m) 25s. Former was a length better but latter was unextended. Arikara (C. Alford) and Aretino (Shanker) in 51s; (400m) 24s. Former was 6 ls better. Royal Bounty (Gowli) in 52s; (400m) 26s. Fit. Juneau (Rb) in 53s; (400m) 25s. Moved well. Sea Legend (Brij) and Chief Commissioner (Tamang) in 52s; (400m) 25s. Former was 4 ls better. Magic Mantra (G. Singh) in 52s; (400m) 26s. Fit.

Gate practice

1,400m: Sailing Home (Brij), Dream Sovereign (Tamang), She?s A Star (Amil) and Ambitious Prince (Jaiswal) in (400m) 30s. All jumped out well and finished in close order. Measure Up (Gurang), The Impressionist (Surjeet), San Francisco/ Klond-yke Rose (Maseyk), Princess Xanna (Smith) and Mystic River (Melvyn) in 1-33s; (400m) 28s. All jumped out well and finished level.

Outer sand track

1,400m: Star Angel (Gajender) and Magical Strike (Yadav) in 1-42s; (600m) 43s; (400m) 29s. Former was far better and handy. Aneroid (C. Alford) in 1-14s; (400m) 30s. Easy.

800m: Proud Native (Paswan) and Remarquable (Rb) in 58s; (400m) 28s. They were level and they moved well. Polar Express (Gajender) and Renegade (Akhtar) in 58s; (400m) 30s. Former was a length better. Luit?s Pride (Islam) and Aureola (Maseyk) in 58s; (400m) 30s. They were level. They were pushed. So Kind (P. Alford) in 58s; (400m) 29s. Fit. Back Packer (Islam) in 59s; (400m) 30s. Suriy-othai (Surjeet) in 57s; (400m) 28s. Fit. Slikster (Som) and Gul (Rb) in 1-0s; (400m) 30s. Level. Trojan Desert (Akhtar) and Sergeant Slipper (R. Ahmed) in 58s; (400m) 29s. Former a length better. El Cid (R. Ahmed) in 57s; (400m) 28s. Fit. Raging Tide (C. Alford) and Acrostic (Shanker) in 55s; (400m) 27s. Former was far better. Make a Wish (Yadav) and Royal City (Gowli) in 55s; (400m) 27s. Former was far better. Software (Rb) in 56s; (400m) 28s. Fit. Red Sea (R. Ahmed) and Salient Star (Rb) in 58s; (400m) 27s. level.