Declined: Sörensen Defence 3...d5 is variation 4 of 6 in the Danish Gambit and Centre Game course, a intermediate opening course for White (ECO C21). It runs 24 moves and begins 1. e4 e5 2. d4 exd4 3. c3 d5 4. exd5 Qxd5 …. Black does not take on c3 and strikes back with 3...d5. White trades on d5, takes back on d4 with the c-pawn and develops with tempo against Black's queen. The game is equal, but easy to play for White. In the lesson every move is explained on a board and then drilled; it is free.
Move by move
1. e4 – White takes the centre.
1... e5 – Black takes an equal share.
2. d4 – White opens the centre.
2... exd4 – Black takes the pawn.
3. c3 – The Danish Gambit.
3... d5 – The Sörensen Defence. Black declines the gambit and hits e4.
4. exd5 – White takes the pawn.
4... Qxd5 – Black takes back with the queen. It also protects the d4 pawn.
5. cxd4 – White takes back on d4. The c-pawn is gone, so the c3 square is free for the knight.
5... Nc6 – Black develops and attacks d4.
6. Nf3 – White protects d4 and develops.
6... Bg4 – Black's most popular move. The bishop pins the f3 knight, which protects d4.
7. Be2 – White breaks the pin and gets ready to castle.
7... Bb4+ – Black checks and develops the last bishop.
8. Nc3 – White blocks and hits the queen.
8... Bxf3 – Black removes the f3 knight, which protects d4.
The lesson goes on for 8 more moves, each with its explanation.
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