Report ID: 3f128113-1baa-4d77-ad1e-ccbada689fa0
Your #1 Rating Leak: Endgame
Deterministic analysis (Stockfish + fixed heuristics). No invented insights.
More games may change results as stronger patterns emerge.
Link: https://blackboxchess.app/report/3f128113-1baa-4d77-ad1e-ccbada689fa0
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Why this keeps happening
In an equal endgame you lost without a clear tactical capture or forced mate sequence.
Your most damaging patterns
Grouped by weakness category, ranked by frequency, evaluation cost, and recurrence
1
Endgame
Failures in technique, king activity, or pawn management in the endgame.
2 specific patterns
Endgame Technique Failure
In an equal endgame you lost without a clear tactical capture or forced mate sequence.
Severity 5/8
5 occurrences
Failure to Convert Advantage
You reached a winning advantage but later made multiple mistakes and failed to win.
Severity 6/8
12 occurrences
2
Opening
Early-game mistakes that let the opponent seize an advantage before the middlegame.
1 specific pattern
Opening Preparation Gaps
You fell behind early: an opening move caused a big drop before move 8.
Severity 7/8
6 occurrences
Where things first went wrong
Game 2, move 2 (White): Nc3
One number to watch
You converted your advantage in 76% of games where you achieved a significant advantage.
(above average)
Examples from your games
| # |
Opponent |
Date |
Result |
Blunders |
Inaccuracies |
| 16 |
santoshthorvatkar |
2026.01.21 |
0-1 |
1 |
0 |
| 4 |
Mahmoud-707 |
2026.01.25 |
0-1 |
1 |
3 |
| 88 |
chessbriel |
2025.12.31 |
1-0 |
5 |
3 |
This is 1 of the games where your #1 pattern cost you. Paid shows 3, with move-by-move context.
Unlocked
This report is unlocked. You can download the PDF.