French Defense: Classical Variation, Frankfurt Variation (C13)

The Classical Variation, Frankfurt Variation is a variation of the French Defense, catalogued as ECO C13. The line runs 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Ng8 6. Be3 b6, reaching the position shown below after 12 half-moves.

Both sides have pawns in the centre (White on d4 and e5, Black on d5). Development is level at two minor pieces each. It is White to move after six moves.

On the French Defense generally: A solid defense where Black builds a strong pawn chain. Leads to strategic middlegames with clear plans.

You can play through this variation move by move in your browser — Learn mode walks the line with an explanation at each step, and Drill mode replays it from memory so you find out whether you actually know it. No account is required.

Position characteristics

• Contested centre

Related French Defense lines

• Alekhine-Chatard Attack, Maróczy Variation
• Alekhine-Chatard Attack, Spielmann Variation
• Alekhine-Chatard Attack, Teichmann Variation
• Classical Variation
• Classical Variation, Richter Attack
• Classical Variation, Tartakower Variation
• Classical Variation, Vistaneckis Variation
• Classical Variation
• Reversed Philidor Formation
• St. George Defense, Traditional Line
• Exchange Variation, Bogoljubow Variation
• Exchange Variation, Svenonius Variation

See all 115 French Defense variations →

Frequently asked questions

What are the moves of the Classical Variation, Frankfurt Variation?

The Classical Variation, Frankfurt Variation goes 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Ng8 6. Be3 b6. It is a variation of the French Defense and is catalogued as ECO C13.

What is the ECO code for the Classical Variation, Frankfurt Variation?

The Classical Variation, Frankfurt Variation is ECO C13. ECO codes group openings by their move order, so nearby codes cover closely related lines of the French Defense.

Is the Classical Variation, Frankfurt Variation good for Black?

Stockfish evaluates the position after 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Ng8 6. Be3 b6 at +0.80 at depth 18, which is a small but real edge for White. Engine evaluation is only a starting point — at club level the practical value of a line is mostly about whether you know its plans better than your opponent does.

What kind of position does the Classical Variation, Frankfurt Variation lead to?

Both sides have pawns in the centre (White on d4 and e5, Black on d5). Development is level at two minor pieces each. It is White to move.