Trash Variation (Vienna Gambit)

Black's move is a mistake. White should now play 4. fxe5, practically forcing Nxe5, after which White will play 5. d4 followed by 6. e5.

Theory table

.

1. e4 e5 2. Nc3 Nf6 3. f4 Nc6

	4
	fxe5
	Nf3
	Bc4

References

Wikipedia has related information at Vienna Game.

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Chess Opening Theory

1. e4 e5
Open games

2. Nf3

2...Nc6

3. Bb5
Spanish

Berlin →
- Anti-Berlin
- Beverwijk
- L'Hermet → Berlin Wall

Morphy →
- Exchange
- Closed → Marshall
- Open
- Arkhangelsk
- Anderssen
- Mackenzie

3. Bc4
Italian

Giuoco Piano →
- Evans gambit
- Giuoco pianissimo
- Rosentreter
- Jerome ??

Two knights defence →
- Open
- Knight attack →
  - Fried liver
  - Polerio

Anti-fried liver ?!
Blackburne shilling ?

3. Nc3
Three knights

Four knights
- Glek
- Italian
- Scotch → Belgrade
- Spanish
- Naroditsky !?
- Halloween ?!
Steinitz
Schlechter

Other

2...Nf6
Russian

2...d6
Philidor

Other

2. f4
King's gambit

2...exf4
Accepted

King's knight →
- Kieseritzky
- Schallop
- Modern
- Fischer
- Lolli ?
- Muzio ?
Bishop's →
- Cozio

Other
Declined

2. Nc3
Vienna

Falkbeer →
Max Lange

Other

1. e4 c5
Sicilian

2. Nf3

2...Nc6 3. d4 cxd4 4. Nxd4

2...Nc6 other

2...d6 3. d4 cxd4 4. Nxd4

Dragon →
- Levenfish attack
- Yugoslav attack
Dragondorf
Kupreichik
Najdorf →
Scheveningen

2...d6 other

2...e6 3. d4 cxd4 4. Nxd4

French, Normal
Kan
Kveinis
Paulsen-Basman
Taimanov →
- Bastrikov →
  English attack
- Szén →
  Garry Gambit

2...e6 other

Others

Anti-Sicilians

1. e4 e6
French

1. e4 c6
Caro-Kann

1. e4 other

Barnes ?
Borg ?
Corn stalk ??
Duras ??
1...b5 ??

1. d4 d5
Closed games

2. c4
Queen's gambit

2. Nc3

2. other

1. d4 Nf6
Indian

2. c4 e6

2. c4 g6

King's Indian →
Grünfeld

2. c4 other

2. Nf3

2. other:

1. d4 f5
Dutch

1. d4 ...other:

Flank

Unorthodox

a3
Na3
a4
b4
c3
Nc3
d3
e3
f3
h3
Nh3
h4

Chess Opening Theory/1. e4/1...e5/2. Nc3/2...Nf6/3. f4/3...Nc6

Trash Variation (Vienna Gambit)

Theory table

References