Vienna Game: Paulsen Variation, Mariotti Gambit

1.e4 e5 2.Nc3 Nc6 3.g3 Bc5 4.Bg2 h5 5.Nf3 h4

ECO C25

The Vienna Game: Paulsen Variation, Mariotti Gambit is a chess opening line in the Vienna Game complex, reached after 1.e4 e5 2.Nc3 Nc6 3.g3 Bc5 4.Bg2 h5 5.Nf3 h4.

It is catalogued under code C25 in the Encyclopaedia of Chess Openings (ECO).

The defining move h4 is chosen by Black on move 5.

The Vienna Game: Paulsen Variation, Mariotti Gambit is a line of the Vienna Game. The Vienna Game is a chess opening that begins 1.e4 e5 2.Nc3. Read the complete Vienna Game guide: what it is, how to reach it, its main variations, how to play against it, and its history.

More ECO C25 openings

• Vienna Gambit, with Max Lange Defense — 1.e4
• Vienna Gambit, with Max Lange Defense: Cunningham Defense — 1.e4
• Vienna Gambit, with Max Lange Defense: Hamppe-Allgaier Gambit — 1.e4
• Vienna Gambit, with Max Lange Defense: Hamppe-Muzio Gambit — 1.e4
• Vienna Gambit, with Max Lange Defense: Knight Variation — 1.e4
• Vienna Gambit, with Max Lange Defense: Pierce Gambit — 1.e4

Do you want to learn openings?

Start with a GM-authored repertoire you study move by move, then practice against a human-like AI opponent:

• Catalan Opening
• King's Indian Defense with ...e5

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.