AtomicDB

Sign in Register
1. Nf3 f6 2. Ne5 fxe5 3. e3 g6 4. Qh5 d5 5. Qe5 Be6 6. b3 b5 7. Qxc7 d4 8. Bc4 h5 9. h3 Bg7 10. d3 bxc4 11. e4 Nf6 12. Bg5 O-O 13. f3 Bh6 14. g3 h4 15. O-O Bc8 16. Na3 a5 17. Kh1 a4 18. Nb5 Ra6 19. Nc7 Kh8 20. c4 axb3 21. Nxa6 Rd8 22. Rab1 Re8 23. a4
Atomic opening

Atomic Attack, Modern, Mainline with 7.b3

Reference: 1. Nf3 f6 2. e3 d5 3. Ng5 fxg5 4. Qh5+ g6 5. Qe5 Be6 6. Qxc7 b5 7. b3

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 -1580cp

This position: analysed (168.1M nodes across 3 passes)Moves here: 8 searched · 3 from lines only

workers serve visitor requests first

2b1r2k/4p3/5npb/6B1/P1PpP2p/3P1PPP/8/1R3R1K b - - 0 1

visits 3 · nodes 168.1M · 5.9s

raw engine output (last analysis)
info depth 13 seldepth 47 multipv 1 score cp -1644 nodes 128016379 nps 43991882 hashfull 653 tbhits 0 time 2910 pv c8a6 a4a5 e8c8 c4c5 f6e8 g5e7 h6f8 b1b8 c8c6 g3g4 a6d3 b8c8 d4d3 a5a6 d3d2 a6a7 d2d1r f1d1 c6a6 a7a8r a6a2 a8a2
info depth 13 seldepth 29 multipv 2 score cp -1677 nodes 128016379 nps 43976770 hashfull 653 tbhits 0 time 2911 pv e8d8 a4a5 c8a6 b1b8 h6f8 c4c5 e7e5 b8d8 f6d7 c5c6 h4g3 c6c7 d7c5 g5f6 h8h7 c7c8q a6c8
info depth 12 seldepth 17 multipv 3 score cp -1580 nodes 128016379 nps 43976770 hashfull 653 tbhits 0 time 2911 pv f6d5 g5e7 d5c3 b1b7 c8d7 e4e5 c3e2 e5e6 h4g3 e6d7 h6f4 b7h7 h8g8
info depth 12 seldepth 58 multipv 4 score cp -1612 nodes 128016379 nps 43976770 hashfull 653 tbhits 0 time 2911 pv h8g8 a4a5 c8a6 c4c5 e7e6 b1b8 e8c8 b8c8 f6e8 c5c6 h6g5 c6c7 e8d6 c7c8r a6c8
info depth 12 seldepth 54 multipv 5 score cp -1632 nodes 128016379 nps 43976770 hashfull 653 tbhits 0 time 2911 pv e7e6 a4a5 c8a6 c4c5 f6d5 e4d5 h6g5 b1b8 g6g5 g3g4 e6e5 b8e8 a6b7

Moves

movestateevalpn / dnvisits
f6d5unexplored-15800
h8g8unexplored-16120
h4g3unsolved-1649backed ·11 / 1213
e8d8unexplored-16770
h6f8unsolved-1716backed ·11 / 921
c8b7unsolved-17301 / 1061
c8a6unsolved-17731 / 921
e8g8unsolved-18101 / 1071
e7e5unsolved-26031 / 1211
f6g4unsolved-31021 / 1081
e7e6unsolved-35811 / 1071
f6e4unexplorednot analysed0
f6h5unexplorednot analysed0
f6d7unexplorednot analysed0
f6h7unexplorednot analysed0
f6g8unexplorednot analysed0
h6g5unexplorednot analysed0
h6g7unexplorednot analysed0
c8h3unexplorednot analysed0
c8g4unexplorednot analysed0
c8f5unexplorednot analysed0
c8e6unexplorednot analysed0
c8d7unexplorednot analysed0
e8f8unexplorednot analysed0
h8g7unexplorednot analysed0
h8h7unexplorednot analysed0