Colle System: Siroccopteryx Variation

The book line for Colle System: Siroccopteryx Variation is d4, g6, Nf3, Bg7, e3, c5, Bd3, cxd4. This page collects the 1 named lines under that variation.

1 named lines · ECO A40

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Colle System: Siroccopteryx Variation

Play the next move in the line.

  1. d4
  2. g6
  3. Nf3
  4. Bg7
  5. e3
  6. c5
  7. Bd3
  8. cxd4
  9. Nxd4
  10. Qa5+

Moves in the main line

  1. White pawn moves from d2 to d4.
  2. Black pawn moves from g7 to g6.
  3. White knight moves from g1 to f3.
  4. Black bishop moves from f8 to g7.
  5. White pawn moves from e2 to e3.
  6. Black pawn moves from c7 to c5.
  7. White bishop moves from f1 to d3.
  8. Black pawn captures on d4.
  9. White knight captures on d4.
  10. Black queen moves from d8 to a5.

Named lines

  • Colle System: Siroccopteryx Variation (A40) 1. d4 g6 2. Nf3 Bg7 3. e3 c5 4. Bd3 cxd4 5. Nxd4 Qa5+

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