Chess opening · ECO C40
King's Knight Opening
8
7
6
5
4
3
2
a1
b
c
d
e
f
g
h
1. e4 e5 2. Nf3
King's Knight Opening is catalogued under ECO code C40. It is reached after 2 moves (3 half-moves): 1. e4 e5 2. Nf3. After the last move it is Black to play. White opens 1. e4. It is the defining line of the King's Knight Opening family, which has 3 catalogued lines in total. Many deeper lines continue from here, listed below.
Comes from
Continues with
- Elephant GambitC40
- Gunderam DefenseC40
- King's Pawn Game: Busch-Gass GambitC40
- King's Pawn Game: Damiano DefenseC40
- King's Pawn Game: Gunderam GambitC40
- King's Pawn Game: McConnell DefenseC40
- Latvian GambitC40
- Philidor DefenseC41
- Petrov's DefenseC42
- King's Knight Opening: Normal VariationC44