AtomicDB

Sign in Register
1. Nf3 f6 2. e4 e6 3. Na3 c6 4. Nb5 cxb5 5. d4 Nc6 6. Bb5 h5 7. c3 Nh6 8. Ne5 fxe5 9. Bg5 Qf6 10. f4 Ng4 11. f5 Qxg5 12. Qxh5 d6 13. h3 g5 14. g4 e5 15. h4 b6 16. a4 gxh4 17. d5 Ba6 18. Bxa6
transpositions from: b5a6 · h4g5
Atomic opening

Center Attack

Reference: 1. e4 e6 2. Nf3 f6

Suggest a name for this position
Public, no account. An approver reviews it before it shows up.
Propose this line as an exploration campaign
Public, no account. A campaign collects votes on the overview page; the site owner decides which one the solver runs.
UNSOLVED · Black to move · best line -899cpbacked ·1

This position: analysed (640.0M nodes across 2 passes) — Moves here: 2 searched · 3 from lines only

workers serve visitor requests first

r3kb1r/p7/1pnp4/3PpP2/P3P1P1/2P5/1P6/R3K2R b KQkq - 0 1

visits 2 · nodes 640.0M · 116.9s

raw engine output (last analysis)
info depth 28 seldepth 101 multipv 1 score cp -932 nodes 512002940 nps 5234026 hashfull 356 tbhits 65080 time 97822 pv h8h2 h1h2 c6e7 e1e2 e8c8 a1f1 d8d7 g4g5 e7g6 e2f2 d7d8 c3c4 f8g7 f5f6 g6f4 g5g6 c8b7 f6f7 d8f8 f1h1 f4h3 f2e2 a7a5 c4c5 b6c5 h1c1 h3f4 e2d2 f8h8 c1c7 b7b6 c7a7 b6c5 f7f8q g7f8 b2b4 c5d4 a7e7 h8d8
info depth 28 seldepth 114 multipv 2 score cp -997 nodes 512002940 nps 5234026 hashfull 356 tbhits 65080 time 97822 pv h8h4 h1h4 c6e7 e1e2 e8c8 a1f1 d8d7 g4g5 e7g6 e2f2 d7d8 c3c4 g6f4 g5g6 f8g7 f5f6 c8b7 f6f7 d8f8 f1h1 f4h3 f2e2 a7a5 c4c5 b6c5 h1c1 f8e8
· earlier wider pass ·
info depth 18 seldepth 51 multipv 1 score cp -917 nodes 128001689 nps 6690799 hashfull 370 tbhits 17361 time 19131 pv h8h2 h1h2 c6e7 e1e2 e8c8 a1f1 a7a5 c3c4 e7c6 d5c6 d6d5 f1d1 b6b5 f5f6 d5d4 d1h1 d4d3 e2d2 d8d4 h1h7 f8g7
info depth 18 seldepth 60 multipv 2 score cp -920 nodes 128001689 nps 6690799 hashfull 370 tbhits 17361 time 19131 pv h8h3 h1h3 c6e7 e1e2 e8c8 a1f1 a7a5 c3c4 b6b5 c4c5 c8b7 g4g5 b5a4 c5c6 b7c7 g5g6 e7g6 b2b4 a5a4 b4b5 c7b6 f5f6
info depth 18 seldepth 68 multipv 3 score cp -959 nodes 128001689 nps 6690799 hashfull 370 tbhits 17361 time 19131 pv h8h4 h1h4 c6e7 e1e2 e8c8 a1f1 c8b8 g4g5 b8b7 c3c4 e7g6 f5g6 f8e7 f1f7 d8c8 g5g6 b6b5 a4b5 a7a5 g6g7 c8g8 f7f1 e7g5
info depth 17 seldepth 44 multipv 4 score cp -923 nodes 128001689 nps 6690799 hashfull 370 tbhits 17361 time 19131 pv h8h7 f5f6 c6a5 f6f7 e8d7 b2b3 a5b7 b3b4 h7h2 h1h2 d7c7 g4g5 a7a5 g5g6 f8g7 e1e2 a8f8 c3c4 f8h8
info depth 17 seldepth 48 multipv 5 score cp -956 nodes 128001689 nps 6690799 hashfull 370 tbhits 17361 time 19131 pv c6d8 h1h7 h8h7 f5f6 d8f7 g4g5 f8h6 c3c4 e8c8 e1e2 d8h8 c4c5 b6b5 a1c1 b5a4 c5d6 c8d7

Moves

movestateevalpn / dnvisits
h8h2unsolved-8991 / 621
h8h7unexplored-9230
c6d8unexplored-9560
h8h3unsolved-9751 / 661
h8h4unexplored-9970
b6b5unexplorednot analysed0
a7a6unexplorednot analysed0
a7a5unexplorednot analysed0
c6b4unexplorednot analysed0
c6d4unexplorednot analysed0
c6a5unexplorednot analysed0
c6e7unexplorednot analysed0
c6b8unexplorednot analysed0
f8h6unexplorednot analysed0
f8e7unexplorednot analysed0
f8g7unexplorednot analysed0
a8b8unexplorednot analysed0
a8c8unexplorednot analysed0
a8d8unexplorednot analysed0
h8h1unexplorednot analysed0
h8h5unexplorednot analysed0
h8h6unexplorednot analysed0
h8g8unexplorednot analysed0
e8d7unexplorednot analysed0
e8e7unexplorednot analysed0
e8f7unexplorednot analysed0
e8d8unexplorednot analysed0
e8c8unexplorednot analysed0