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Siebert, Marco Leander

Standard: 1803 Rapid: 0 Blitz: 0 (last updated 2026-11-02)
FIDE ID: 34689591 (view FIDE profile)
Federation: GER Sex: M Birth Year: 2002 Age: 24
Title: — Women's title: — Other title: — FOA title: —
Games: 2 Wins: 0 (0%) Draws: 0 (0%) Losses: 2 (100%)
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Dossier

2 of 2 games analyzed.

Accuracy: 76.6%
Opened e4: 1/1
Castled kingside: 2Same-side castling: 1Opposite-side castling: 1
Played in the center: 2Fianchettoed kingside: 1
Played gambits: 2Sacrificed material: 2Backward pawn: 1Active pieces: 1Initiated exchanges: 1Isolated pawn: 1Space advantage: 1Avoided exchanges: 1Missed tactics: 1
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Openings

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As White 1 game 0W 0D 1L
French Defense 1 game 0W 0D 1L
Winawer Variation 1 game 0W 0D 1L
Alekhine Gambit, Kan Variation 1 game 0W 0D 1L
As Black 1 game 0W 0D 1L
Slav Defense 1 game 0W 0D 1L
Quiet Variation 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
Blunders Top 4 of 5

This player's costliest moves in analyzed games. Can you find the winning move?

2025.10.13 · 14... Nb5 (−40.2% win chance) 1-0
Siebert, Marco Leander
Reinecke, Katharina
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2025.10.12 · 12. Bc4 (−19.4% win chance) 0-1
Herzwurm, Robert
Siebert, Marco Leander
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2025.10.12 · 11. Bf4 (−8.7% win chance) 0-1
Herzwurm, Robert
Siebert, Marco Leander
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2025.10.12 · 9. Qxe4 (−8.5% win chance) 0-1
Herzwurm, Robert
Siebert, Marco Leander
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Games Showing all 2 games
Date Event Round Color Opponent Result Accuracy % First moves