Jyri Lammi vs Ljubisa Andonovski
European Club Cup Rogaska Slatina SLO round 4.21 2011.09.28
Bird Opening 1-0

K Nadporoshky vs Mikhail Botvinnik
Leningrad (1b and 2a category) Leningrad URS 1925.??.??
Ruy Lopez: Closed 0-1

Kacper Piorun vs Martyn Kravtsiv
WSB Masters GM Wroclaw POL round 2 2010.12.28
Queen’s Gambit Declined: Exchange Variation 0-1

Kacper Piorun vs Tomasz Markowski
78th ch-POL 2021 Bydgoszcz POL round 1.3 2021.04.30
Modern Defense 1-0

Kaido Kulaots vs Garg Aradhya
Al Ain Classic Abu Dhabi UAE 2015.12.??
Ruy Lopez: Closed, Kecskemet Variation 1-0

Karel Skalicka vs Movsa Feigin
Buenos Aires Olympiad fin-A Buenos Aires ARG round 4 1939.09.05
Slav Defense: Alekhine Variation 1-0

Karen Asrian vs Dmitry Svetushkin
Anibal Open Linares ESP round 7 1999.01.14
Caro-Kann Defense: Karpov Variation 0-1

Karl August Walbrodt vs Wilhelm Steinitz
Hastings Hastings ENG round 21 1895.09.02
Ruy Lopez: Morphy Defense, Steinitz Deferred 0-1

Karl Mayet vs Thomas Wiegelmann
Berlin ch Berlin GER round 3 1856.??.??
Benoni Defense: Benoni Gambit Accepted 0-1

Karl Ruben vs Jan Willem te Kolste
1st olm final London ENG round 5 1927.07.21
King’s Indian Defense: Fianchetto Variation, Delayed Fianchetto 0-1