

1.Nh3 d5 2.g3 e5 3.f4 Bxh3 4.Bxh3 exf4 opens the Amar Opening: Paris Gambit, ECO A00. With 1,936 games on record, the patterns below come from the largest practical sample available.
History and Notable Players
It arises from the Amar Opening.
Move Diversity and Theory Depth
What players actually play after the opening moves depends heavily on rating. Below 1400 the samples are small (76 games at 1200), so the comparison starts at 1400, with 108 games. There, the top reply is O-O, played 61.1% of the time. Two other moves each take at least 5% of games, and the top three moves account for 89.8% of games. Entropy: 1.69. By 2200 (674 games), d4 takes over as the top reply at 83.7%; only one other move still reaches 5% and the top three moves account for 99.1% of games. Entropy drops to 0.77. That entropy collapse is the signature of a line where preparation pays off: at the top, players know the best move and play it.
Common Mistakes
- Neglecting development — It can feel productive to make extra pawn moves early, but falling behind in piece development is what loses most amateur games — especially in open positions where active pieces find squares fast.
- Overextending the attack — Gambits look like permission to throw everything forward. They aren't — every attacking move should improve a piece. Random checks and threats burn the initiative once they fail to coordinate.
Practice on Chessiverse
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