The Ruy Lopez for White, Part 1 — GM Arjun Kalyan's Deferred Exchange
Most repertoires are built on a line the author fell in love with. This one is built on a line the author once ran from. As a Black player, GM Arjun Kalyan found the deferred exchange in the Ruy Lopez so persistently annoying that he eventually switched to the Arkhangelsk just to avoid facing it. Part 1 of his Ruy Lopez series takes that very discomfort and hands it to White.
The thread running through the whole course is timing. After 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7, White captures with 6.Bxc6 — but precisely now, once the bishop has already committed to e7. Black would like nothing more than to recapture and reroute the bishop to d6; instead, it must spend a tempo to get there. The damaged queenside structure and the lasting pressure on e5 are the constants that every chapter returns to.
Why 7.Re1 is the heart of the repertoire
The choice that keeps the repertoire fresh is 7.Re1 — only the fourth most popular move in the position, appearing in roughly five percent of games. Opponents are on their own almost immediately, while White quietly defends e4 and retains the option of pushing d4 in a single move. Kalyan pairs it with 7.d3 for players who prefer a slower, piece-heavy struggle.
The course also reflects current top-level practice. The sideline 8.c3 entered Kalyan's repertoire after Ganguly tried it at the World Cup, followed almost immediately by Lodici–Niemann — exactly the kind of low-profile, recently tested idea that rewards the better-prepared side. Against the move-order try 5...b5, he answers directly with 6.Bb3 Be7 7.d4.
Map of variations
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O
5...Be7 6.Bxc6 dxc6 7.Re1 (main recommendation)
- 7th-move sidelines, including 7...Bd6 → Chapter 1
- 7...Bg4 → Chapter 2
- 7...Qd6 → Chapter 3
- 7...Nd7 8.d4 — sidelines → Chapter 4
- 7...Nd7 8.d4 exd4 9.Qxd4 O-O 10.Bf4 Nc5 → Chapter 5
- 7...Nd7 8.c3 O-O / ...a5 → Chapter 6
- 7...Nd7 8.c3 c5 → Chapter 7
5...Be7 6.Bxc6 dxc6 7.d3 (alternative)
- 7.d3 — sidelines → Chapter 8
- 7.d3 Nd7 → Chapter 9
5...b5 6.Bb3 Be7 7.d4 d6 8.dxe5
- 8...Nxe5 → Chapter 10
- 8...dxe5 → Chapter 11
What's inside
- 11 chapters
- 20 test positions
- Memory Booster
- "To Go" version of every chapter
- Video instruction
- Multilingual PGN (English, German, French, Spanish)
Building a wider 1.e4 repertoire
Players looking to extend their work beyond 1...e5 may also be interested in Kalyan's Open Sicilian courses: Play the Open Sicilian — 1.e4 c5 2.Nf3 Nc6 3.d4 handles the ...Nc6 systems, while Play the Open Sicilian — 1.e4 c5 2.Nf3 d6 3.d4 for White covers the ...d6 complexes. Both are standalone works, and they pair naturally with this Ruy Lopez as part of the same 1.e4 toolkit.
Get the course
If you want a principled, low-theory White weapon in the Ruy Lopez— one grounded in a strong grandmaster's own hard-won experience on both sides of the board — The Ruy Lopez for White, Part 1 is ready to add to your repertoire today.