Zukertort Opening: Speelsmet Gambit is a chess opening with the ECO code A04, part of the Zukertort Opening family. It goes 1. Nf3 c5 2. d4 cxd4 3. e3. White opens with 1. Nf3 (the Zukertort/Réti knight move) and Black answers 1... c5. After 5 moves it is Black to move. After the last move Black is a pawn ahead in material. The lesson on the board explains every move of the line and lets you play it yourself; it is free.
The moves
1. Nf3 – White plays the knight to f3
1... c5 – Black plays the pawn to c5
2. d4 – White plays the pawn to d4
2... cxd4 – Black captures on d4 with the c-pawn
3. e3 – White plays the pawn to e3
About the Zukertort Opening
White starts with 1.Nf3, a flexible move that develops and controls e5 and d4. White can later go into many different openings.
It stops ...e5 for now and keeps d4 or c4 options open.
Common follow-ups are g3, Bg2, O-O (a King's Indian Attack style).
Black can take the centre with ...d5 and ...c5; react calmly.
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