King's_Knight_Opening

King's Knight Opening

King's Knight Opening

Chess opening

The King's Knight Opening is a chess opening consisting of the moves:

1. e4 e5
2. Nf3
Quick Facts Moves, ECO ...

White's second move attacks the e-pawn. Black usually defends this with 2...Nc6, which leads to several named openings. Of the alternatives, the most important are Petrov's Defense (2...Nf6) and Philidor's Defense (2...d6).

This article uses algebraic notation to describe chess moves.

Main line: 2...Nc6

Most games (more than 80%) continue with 2...Nc6.

Some moves from here include:

Other Black defenses

Of the alternatives, 2...Nf6 (Petrov's Defense) is considered fully respectable and is common in grandmaster games. Philidor's Defense is playable but is seen more rarely.

Less common defenses

A number of less popular continuations are possible. These openings are generally considered to be less sound than those mentioned above. These openings are all categorized in the ECO under code C40.

References

    • Batsford Chess Openings 2 (1989, 1994). Garry Kasparov, Raymond Keene. ISBN 0-8050-3409-9.
    The Wikibook Chess Opening Theory has a page on the topic of: 1. e4/1...e5/2. Nf3
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