Chess Position
Position: What should Black play?
Kf8
r3k2r/ppqb4/6p1/2pB1pN1/8/3P1Q1P/PP3PP1/4RRK1 b q -
1
2
3
4
5
6
7
h8
g
f
e
d
c
b
a
0
games in database
52%
28%
20%
⚪ White
½ Draw
⚫ Black
♟
Engine Evaluation
+8.17 d20
Kf8played by
👤
Humans
0%
🧠
Maia AI
0%
♟
Stockfish
#1
FEN
r3k2r/ppqb4/6p1/2pB1pN1/8/3P1Q1P/PP3PP1/4RRK1 b q - 0 1💡
Why d8 ?❌ d8?? — Blunder
EVAL:
[██████████]+10.09+7.90 → +10.09 (Loss: -2.19)
💡 Problem with d8:
By stepping to d8, the d8 walks directly into a discovery line. It allows White to capture the 
b7 with tempo, preparing a devastating knight fork on f7.
⚖️ Comparison
| Coup | Eval | Rule | Verdict |
|---|---|---|---|
| ✅ f8! | +7.90 | ✓ King Safety | Tucks the King away from the center. |
| ❌ d8?? | +10.09 | ✗ Piece Coordination | Blocks the Queen and invites a fork. |
⚡ Opponent's Punishment
After d8:
- →
xb7 wins material and clears the path for the Knight. - →
d6 
f7+ results in a royal fork, winning the 
h8.
📚 Lesson: When escaping check, avoid squares that block your own pieces or invite tactical motifs like forks.
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