Zukertort Opening: Sicilian Invitation
1. Nf3 c5
The Zukertort Opening: Sicilian Invitation is a chess opening classified as ECO A04, reached after 1. Nf3 c5. It is a line of the Zukertort Opening. White is to move. 4 named lines continue from this position.
In 12.6 million rated Lichess games (blitz and slower), this position was reached 33,618 times by this move order. White won 49%, 6% were drawn and Black won 45%. The most popular continuation is 2. g3 (25% of games).
Engine evaluation: +0.25 (Stockfish, depth 62; best line 2. c4 Nc6 3. Nc3 Nf6 4. g3 e6)
- ECO
- A04
- Moves
- 2 plies
- FEN
rnbqkbnr/pp1ppppp/8/2p5/8/5N2/PPPPPPPP/RNBQKB1R w KQkq - 0 2- PGN
1. Nf3 c5
Analyse with Stockfish · Board image (SVG) · Open on Lichess
Results by rating
| Average rating | Games | White / draw / Black |
|---|---|---|
| 0-1499 | 6,518 | |
| 1500-1999 | 16,986 | |
| 2000+ | 10,114 | |
| All | 33,618 |
Most played moves
| Move | Games | White / draw / Black |
|---|---|---|
| 2. g3 | 8,286 (25%) | |
| 2. c4 | 7,054 (21%) | |
| 2. e4 | 5,527 (16%) | |
| 2. d4 | 4,446 (13%) | |
| 2. e3 | 2,255 (7%) | |
| 2. b3 | 1,629 (5%) | |
| 2. d3 | 1,342 (4%) | |
| 2. c3 | 1,305 (4%) |
Master games
34,840 over-the-board games are classified under this line (White 41%, draw 25%, Black 34%). The strongest:
- AllieStein v0.5_timefix-n14.0 (3936) – ScorpioNN 3.0.7.1 (3812) 1/2-1/2 · TCEC 20 Premier 2020 · 2020-03-30
- ScorpioNN 3.0.7.1 (3812) – AllieStein v0.5_timefix-n14.0 (3936) 0-1 · TCEC 20 Premier 2020 · 2020-03-26
- Stockfish 202005232210 (3796) – LCZero v0.25.1-sv-t60-3010 (3809) 1/2-1/2 · TCEC 18 Premier 2020 · 2020-06-12
- LCZero v0.25.1-sv-t60-3010 (3809) – Stockfish 202005232210 (3796) 1/2-1/2 · TCEC 18 Premier 2020 · 2020-06-08
- Berserk 20250622 (3667) – Stockfish dev-20260228-702d4b8c (3796) 1-0 · TCEC 29 Premier 2026 · 2026-03-16
Search all games of the Zukertort Opening: Sicilian Invitation and its sub-variations
Highest-rated Lichess games
- barteljaap-jan (2912) – evg85 (2800) 1-0 · 2026-09-07 · 180 + 0s
- FM Guary1 (2843) – GladiatorDefence (2805) 1-0 · 2026-09-04 · 180 + 0s
- FM Guary1 (2910) – OX528354 (2738) 1/2-1/2 · 2026-09-06 · 180 + 0s
Comes from
Zukertort Opening (1. Nf3) 1. Nf3
Continuations
- Zukertort Opening: Speelsmet Gambit A04 · 1. Nf3 c5 2. d4 cxd4 3. e3
- Colle System: Rhamphorhynchus Variation A04 · 1. Nf3 c5 2. e3 g6 3. d4 Bg7 4. dxc5 Qa5+
- Modern Defense: Semi-Averbakh Variation, Polish Variation A04 · 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qb6
- Modern Defense: Semi-Averbakh Variation, Pterodactyl Variation A04 · 1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. e4 Qa5+
More Zukertort Opening lines (all)
- Zukertort Opening: Arctic Defense A04
- Zukertort Opening: Arctic Defense, Drunken Knight Variation A04
- Zukertort Opening: Basman Defense A04
- Zukertort Opening: Black Mustang Defense A04
- Zukertort Opening: Drunken Cavalry Variation A04
- Zukertort Opening: Dutch Variation A04
- Zukertort Opening: Herrstrom Gambit A04
- Zukertort Opening: Kingside Fianchetto A04
- Zukertort Opening: Lisitsyn Gambit A04
- Zukertort Opening: Lisitsyn Gambit Deferred A04
- Zukertort Opening: Pirc Invitation A04
- Zukertort Opening: Polish Defense A04
Opening names and moves from the Lichess openings dataset; statistics from the Lichess open database, 2026-09 (CC0), sample of 12.6 million games, bots excluded; evaluations from Lichess cloud analysis (all CC0). Master games from The Week in Chess #920–#1664 by Mark Crowther, used with permission.