Openings · C42

Petrov's Defense: Classical Attack

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4

894 master games · White 31% · Draws 55% · Black 14%

ECO code
C42
Moves
1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4
Family
Petrov's Defense
To move
Black
Master games
894
Average game length
42 moves
Years covered
1858–2026

Petrov's Defense: Classical Attack is the opening filed under ECO code C42, reached after 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4. It belongs to the Petrov's Defense family and is known as the Classical Attack; in the resulting position it is Black to move.

Katuranga's collection of 138,070 master games contains 894 games on this line — the 119th most played opening in the collection. The oldest game on this line is from 1858 and the most recent from 2026. The busiest decade in this collection is the 2000s, with 288 games. An average game here lasts 42 moves.

White wins 31% of those games, 55% end in a draw, and Black wins 14%. Compared with the collection average (White 37%, draws 35%, Black 28%), Black scores worse here by 14 percentage points. Draws are more common here than usual, by 20 points.

From this position the most popular move is 5...d5, played in 843 games, followed by 5...Be7 (37) and 5...Bg4 (8). After 5...d5 White scores 30% and Black 14%.

The name that appears most often on the White side of this line is Shirov,A (70 games); on the Black side, Kramnik,V (42).

1 named variation branch off this position and have their own page here, among them Petrov's Defense: Classical Attack, Mason-Showalter Variation.

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Results in master games

  • White 31% (279)
  • Draws 55% (494)
  • Black 14% (121)

Most played continuations

MoveGames White / draws / BlackLeads into
5...d5 843 30/56/14 —
5...Be7 37 46/51/3 —
5...Bg4 8 25/25/50 —
5...Nf6 5 60/20/20 —
5...Nd7 1 0/0/100 —

Variations from this position

How the position is reached

Played most often by

As White

  • Shirov,A 70
  • Anand,V 60
  • Vachier Lagrave,M 45

As Black

  • Kramnik,V 42
  • Nepomniachtchi,I 40
  • Marshall, Frank James 35

Games per decade

  • 1850s 3
  • 1860s 1
  • 1870s 5
  • 1890s 2
  • 1900s 16
  • 1910s 31
  • 1920s 2
  • 1950s 2
  • 1960s 1
  • 1970s 12
  • 1980s 47
  • 1990s 67
  • 2000s 288
  • 2010s 147
  • 2020s 270

Master games on this line

WhiteBlack ResultYearEvents
Abdusattorov,NodirbekNepomniachtchi,I 1/2-1/22026 Chess.com Open Loser Playoffs
Abdusattorov,NodirbekDominguez Perez,L 1/2-1/22026 FIDE World Rapid Team
Grischuk,AYu Yangyi 1-02026 8th SCO Int Team Final
Abdusattorov,NodirbekFedoseev,Vl3 1/2-1/22026 88th Tata Steel Masters
So,WYu Yangyi 1/2-1/22026 Chess.com Open PlayIn2 KO
Niemann,Hans MokeAbdusattorov,Nodirbek 1/2-1/22026 88th Tata Steel Masters

Frequently asked questions

What is the Petrov's Defense: Classical Attack?

It is the opening with ECO code C42, reached after 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4. It belongs to the Petrov's Defense family.

Is the Petrov's Defense: Classical Attack good for White or for Black?

In 894 master games on this line White wins 31%, 55% are drawn and Black wins 14%. The collection average is White 37%, draws 35%, Black 28% — so this line is no worse than usual for White than the field as a whole.

What is the main continuation of the Petrov's Defense: Classical Attack?

5...d5 — played in 843 of the master games on this line.

Which grandmasters play the Petrov's Defense: Classical Attack?

On the White side Shirov,A (70), Anand,V (60), Vachier Lagrave,M (45); on the Black side Kramnik,V (42), Nepomniachtchi,I (40), Marshall, Frank James (35).

Every number on this page is computed from Katuranga's master game collection; names and ECO codes follow the lichess opening book (CC0).

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