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Sicilian Defense

O'Kelly Variation, Quiet System

B28offbeatpositional

  1. 1.e4c5
  2. 2.Nf3a6
  3. 3.d3
1,580 games48%47%

A rare, quiet answer to the O'Kelly Sicilian in which 3. d3 keeps the center closed and avoids the open lines that 2...a6 is designed to meet.

Train it in Theoria

About the Quiet System

The Quiet System answers the O'Kelly's 2...a6 with 3. d3, a modest move that supports e4 and declines to open the center with d4. Since the main point of ...a6 is to prepare ...e5 in an Open Sicilian, White sidesteps that plan, though the slow move leaves Black a free choice of setup. The usual replies are 3...Nc6 and 3...e6, with 3...b5 a less common queenside expansion. The engine rates the position as level, and Lichess results are nearly even.

Popular continuations