Leandro Nicols Ulloa vs Jack Boyer-Olson - Round 5: Leandro Nicols Ulloa - Boyer-Olson, Jack, Round 5.10

Chess game between Leandro Nicols Ulloa and Jack Boyer-Olson in Round 5: Leandro Nicols Ulloa - Boyer-Olson, Jack, Round 5.10. Result: 0-1.

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0–1
JB
Jack Boyer-Olson
1840
22:57
abcdefgh
87654321
LU
Leandro Nicols Ulloa
3:55
90+30
Sicilian Defense: Keres Variation· B20
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0–1
Engine

Round 5: Leandro Nicols Ulloa - Boyer-Olson, Jack

Round 5.10 · Feb 9, 2026 · 0-1 · TC 90+30

B20 · Sicilian Defense: Keres Variation

White
Leandro Nicols Ulloa
Black
Jack Boyer-Olson
1840USAFIDE 39967735

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