AI Chess TeacherKnow why.
Then know the move.
A good opening is more than a sequence. Read the structure, learn what both sides want, and bring those ideas to the board.
Every opening in the catalogue, explained. Each fieldnote includes plans for both sides, real training variations, a legal example position and a short exercise.
Go to the practice catalogue40 of 40 guides
Open games & development
Build active pieces, read the centre and understand the next decision.
Italian Game
Develop with purpose. Decide when to open the centre.
Ruy Lopez
Pressure a defender. Keep the central struggle in view.
Scotch Game
Open the centre early. Give the central knight support.
Four Knights Game
Natural development is the beginning, not the whole plan.
Ponziani Opening
Prepare d4 while accounting for the tempo it costs.
Petrov Defense
Counterattack the centre without confusing symmetry with safety.
Bishop's Opening
Develop the bishop first. Keep the central options honest.
Vienna Game
Develop Nc3 first and choose the character of the centre.
Scholar Mate Counter
See the mate threat. Defend it while developing.
Gambits & forcing play
Understand the compensation, the defender's resources and the cost of a trap.
King's Gambit
A central ambition with an exposed king attached.
Danish Gambit
Trade pawns for open diagonals—and make the time useful.
Vienna Gambit
Use f4 to contest the centre, not to demand a trap.
Counter the Vienna Gambit
Meet f4 with a central decision before the attack develops.
Rousseau Gambit
An early f-pawn lunge creates threats and liabilities.
Fried Liver Attack
Expose the king only when the exact sacrifice is available.
Traxler Counterattack
A threat to f7 is answered with a threat to your king.
Stafford Gambit
Learn the traps without mistaking them for compensation.
Englund Gambit
Answer the check, not the story about a forced queen trap.
Albin Countergambit
A pawn wedge changes which natural moves are safe.
Latvian Gambit
A tempo against a knight does not repair an exposed king.
Fajarowicz Gambit
A central knight creates tricks—but the pawn deficit remains.
Defenses against 1.e4
Compare pawn chains, central counterstrikes and the pieces behind them.
Sicilian Defense
An unequal centre creates plans for both sides.
Alapin Sicilian
Use c3 for a pawn centre—and account for the blocked knight.
French Defense
Meet space with pressure at the base of the chain.
Caro-Kann Defense
Challenge the centre. Give the light-squared bishop a route.
Scandinavian Defense
Ask a central question. Make the queen's lost tempo count.
Pirc Defense
Let White build a centre. Prepare the challenge before it grows.
Alekhine's Defense
Invite the pawns forward. Be ready to attack their support.
Queen-pawn structures
Follow the tension, the long diagonals and each side's freeing break.
London System
A familiar structure. A fresh decision on every move.
Jobava London
Put the knight on c3. Know what that commits you to.
Queen's Gambit Accepted
Release the centre. Develop before trying to keep the pawn.
Queen's Gambit Declined
Support d5, then find a future for every piece.
Slav Defense
Support the centre without locking away the bishop.
Catalan Opening
A long diagonal can be worth more than a hurried recapture.
Benoni Defense
Less space, sharper counterplay, no room for passive pieces.
King's Indian Defense
The centre decides whether a pawn storm belongs.
Queen's Indian Defense
Control the centre from the side before occupying it.
Dutch Defense
Control e4 while keeping the king's new weaknesses visible.
Flank openings
Begin from the side without losing sight of the centre.
English Opening
Start from the flank. Keep track of the centre you reach.
Bird's Opening
Claim e5 from the flank. Respect the diagonal you opened.
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