What color is this square?
E4
Score: 0
Streak: 0
🏁 Square Color Rules
How to determine square color:
• A1: a(1) + 1 = 2 (even) → Light
• B1: b(2) + 1 = 3 (odd) → Dark
• E4: e(5) + 4 = 9 (odd) → Dark
• D5: d(4) + 5 = 9 (odd) → Dark
file number + rank number = sum
• Even sum = Light square
• Odd sum = Dark square
Examples:• Even sum = Light square
• Odd sum = Dark square
• A1: a(1) + 1 = 2 (even) → Light
• B1: b(2) + 1 = 3 (odd) → Dark
• E4: e(5) + 4 = 9 (odd) → Dark
• D5: d(4) + 5 = 9 (odd) → Dark
📝 Activity Log
⚙️ Settings
Show Chess board
Show Square Labels
Highlight Target Square
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Show Color Formula
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