Rainer Knaak vs Jain Rosh

Sardinia World Open A, 2025 · Result ½–½ · Queen's Gambit Declined: Semi-Tarrasch Defense, San Sebastian Variation (D41).

Jain Rosh2254½

Rainer Knaak2446½

Notation · 146 moves

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Game details

White: Rainer Knaak (2446)
Black: Jain Rosh (2254)
Result: ½–½
Event: Sardinia World Open A
Year: 2025
Opening: Queen's Gambit Declined: Semi-Tarrasch Defense, San Sebastian Variation (D41)

About this chess game

This chess game between Rainer Knaak (2446) and Jain Rosh (2254) was played at Sardinia World Open A in 2025 and finished ½–½. The opening was the Queen's Gambit Declined: Semi-Tarrasch Defense, San Sebastian Variation (D41). You can replay the full game move by move on the interactive board above, or open it on the CipherChess analysis board to study every move with the Stockfish engine.

Looking for more Rainer Knaak games or Jain Rosh games? This Rainer Knaak vs Jain Rosh encounter is one of millions of chess games indexed in the CipherChess mega database. Browse both players' full records, the openings they play most, and head-to-head results, then load any game onto the board to prepare your own lines against the Queen's Gambit Declined: Semi-Tarrasch Defense, San Sebastian Variation.

Frequently asked questions

Who won Rainer Knaak vs Jain Rosh?

Rainer Knaak vs Jain Rosh (2025) finished ½–½, and the game was drawn.

What opening was played in Rainer Knaak vs Jain Rosh?

The game opened with the Queen's Gambit Declined: Semi-Tarrasch Defense, San Sebastian Variation (ECO D41).

Can I replay this chess game move by move?

Yes. Use the interactive board on this page to step through every move of Rainer Knaak vs Jain Rosh, or open it on the CipherChess analysis board to review it with the Stockfish engine.