About this opening
King's Pawn Opening: Van Hooydoon Gambit is an opening in the Encyclopedia of Chess Openings,
classified under code C20. ECO group C (C00–C99)
covers open games (1.e4 e5) and the French Defence, including the Ruy Lopez, Italian, Scotch and King's Gambit. This particular variation is reached
after 12 half-moves from the
starting position, with the move sequence 1. e4 e5 2. Qe2 Nc6 3. c3 Nf6 4. Nf3 Bc5 5. d4 exd4 6. cxd4 Nxd4.
It belongs to the King's Pawn Opening family. Within that family this is a sub-variation (the Van Hooydoon Gambit line).
The opening sequence in prose form: 1.e4 e5, 2.Qe2 Nc6, 3.c3 Nf6, 4.Nf3 Bc5, 5.d4 exd4, 6.cxd4 Nxd4. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.