Chess Opening Theory/1. d4/1...Nc6/2. d5/2...Ne5/3. f4/3...Ng6/4. e4/4...e5

Mikenas Defence
	a b c d e f g h 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 a b c d e f g h
	Position in Forsyth-Edwards Notation (FEN) r1bqkbnr/pppp1ppp/6n1/3Pp3/4PP2/8/PPP3PP/RNBQKBNR
	Moves: 1. d4 Nc6 2. d5 Ne5 3. f4 Ng6 4. e4 e5

4...e5!

Black undermines White's center. White needs to take en passant with 5. dxe6, otherwise Black's queen infiltrates on h4 with check.

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Chess Opening Theory

1. e4 e5
Open games

2. Nf3

2...Nc6

3. Bb5
Spanish

Berlin
Bird
Classical
Cozio
Morphy →
- Arkhangelsk
- Exchange
- Closed
- Open
Old Steinitz
Schliemann

3. Bc4
Italian

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

Blackburne shilling gambit ?

3. Nc3 Nf6
Four knights

Other

2...Nf6
Russian

2...d6
Philidor

Other

2. f4
King's gambit

2...exf4
Accepted

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

Other
Declined

2. Nc3
Vienna

Falkbeer →
Max Lange

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 →
  Gary 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

Mikenas Defence
a b c d e f g h 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 a b c d e f g h
Position in Forsyth-Edwards Notation (FEN) r1bqkbnr/pppp1ppp/6n1/3Pp3/4PP2/8/PPP3PP/RNBQKBNR
Moves: 1. d4 Nc6 2. d5 Ne5 3. f4 Ng6 4. e4 e5