Elite chess explained, move by move
Dates
17 Jan — 28 Jan 2026
Location
Wijk aan Zee, NL
Field
14 players
Format
Round-robin
Time control
Classical
Rounds
13 · 13 played
Decisive
45%
Avg. rating
2725

Round 10 · 27 Jan 2026

Keymer — Erigaisi Arjun

The Matchup

White
Vincent KeymerCredit
🇩🇪GER
5th · 4.0

Vincent Keymer

2692 Performance · 2 behind leader

Last 5 gamesWWL½L
World#4FIDE Standard world ranking from the latest monthly classical rating list before this tournament started. List: 2026-03-01.Elo2776Age21

Germany's standard-bearer and fresh super-tournament winner, blending modern opening depth with patient technique and growing endgame confidence.

Games in this event →
1–0White wins
Black
Erigaisi ArjunCredit
🇮🇳IND
5th · 4.0

Erigaisi Arjun

2690 Performance · 2 behind leader

Last 5 gamesL½L½½
World#11FIDE Standard world ranking from the latest monthly classical rating list before this tournament started. List: 2026-03-01.Elo2775Age22

One of India's fastest-rising super-GMs, known for razor-sharp opening play and the initiative to keep even the world's best defending.

Games in this event →

Head to head

Classical over-the-board (indexed)

Lifetime FIDE classical score unavailable (missing FIDE ID or cache not warmed).

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Key Moments

Ruy Lopez: Closed, Martinez Variation
BlackArjunIND2775
WhiteKeymerGER2767
B
+2.5W

Classical factors on this position

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Checks, captures, and threats for the side to move

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The Moves

Other lines considered

From the crossroads before this move — engine and player perspectives.

Tempting traps

Nxd6f5d6
+0.8738%

MAIA 2200

PLAYER LIKELIHOOD38% would play this move

The Maia model estimates how often 2200-rated players choose this move from this position.

What changed

Attacking
Defending
Threatening
Board structure

Immediate impact

Rook on e6 uses the semi_open e-file

Critical reply

Nxd6!Critical

Critical line

After critical line

Loses the e4 pawn

1 checking resourceCheck in the air: Qxg6+
Nd4f5d4
+2.3813%

MAIA 2200

PLAYER LIKELIHOOD13% would play this move

The Maia model estimates how often 2200-rated players choose this move from this position.

What changed

Attacking
Defending
Threatening

Immediate impact

1 checking resourceRook on e6 uses the semi_open e-file

Critical reply

h4Critical

Critical line

After critical line

Black king under attack

Rook on d1 uses the semi_open d-fileWhite controls d4, e4, d5, e5

Engine & players agree

Playable moves worth considering here.

Nh6+f5h6
+3.4827%

MAIA 2200

PLAYER LIKELIHOOD27% would play this move

The Maia model estimates how often 2200-rated players choose this move from this position.

What changed

Attacking
Threatening
Board structure

Immediate impact

More concrete threats for WhiteNh6 is active (king-zone pressure)