AtomicDB

Sign in Register
1. Nf3 f6 2. Nc3 g6 3. Nd5 e6 4. Nxc7 d6 5. Ng5 h6 6. Nh7 Rxh7 7. e3 d5 8. Bb5 Kf7 9. d4 Rd8 10. e4 Rc8 11. c3 Rc7 12. O-O
transpositions from: e1g1 · d2d4 · d7b5 · h1g1
Atomic opening

Two Knights Opening

Reference: 1. Nf3 f6 2. Nc3

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 -3403cpbacked ·5

This position: analysed (128.0M nodes across 1 pass) — Moves here: 24 searched

workers serve visitor requests first

5b2/ppr2k2/4pppp/1B1p4/3PP3/2P5/PP3PPP/R1BQ1RK1 b - - 0 1

visits 1 · nodes 128.0M · 20.4s

raw engine output (last analysis)
info depth 21 seldepth 47 multipv 1 score cp -3411 nodes 128000798 nps 6272396 hashfull 335 tbhits 0 time 20407 pv f7g8 g1h1 g8h8 h2h3 f6f5 b5d7 e6e5 d1e2 f8e7 e2b5 a7a6 b5b6 d5e4 b2b3 c7c6 b6a5 g6g5 g2g3 c6g6 d7f5 e7d8 a5b4
info depth 21 seldepth 63 multipv 2 score cp -3446 nodes 128000798 nps 6272396 hashfull 335 tbhits 0 time 20407 pv f6f5 g1h1 f7g8 e4e5 f5f4 g2g3 g8h8 f1g1 h6h5 b5e8 f8h6 c1d2 a7a5 h2h4 f4g3 d1f3 h6f4 a2a4 c7f7 e8f7
info depth 21 seldepth 63 multipv 3 score cp -3481 nodes 128000798 nps 6272396 hashfull 335 tbhits 0 time 20407 pv a7a6 b5e8 f7g8 h2h3 g8h8 g1h1 e6e5 g2g3 c7c8 e8d7 f6f5 d7c8 b7b5 c3c4 e5d4 c4c5 f5f4 c5c6 f4g3 c6c7 g6g5 d1h5 d5e4 c7c8r g5g4
info depth 20 seldepth 51 multipv 4 score cp -3457 nodes 128000798 nps 6272396 hashfull 335 tbhits 0 time 20407 pv f8e7 g1h1 f7g8 b5d7 g8h8 e4e5 e7d8 g2g3 f6f5 d1e2 b7b5 c1f4 d8h4 f4g5 h4g5 f1c1 b5b4
info depth 20 seldepth 43 multipv 5 score cp -3461 nodes 128000798 nps 6272396 hashfull 335 tbhits 0 time 20407 pv a7a5 h2h3 f7g8 g1h1 e6e5 g2g3 g8h8 b5e8 b7b5 d1e2 d5e4 a2a4 e5e4 c1e3 f8d6 b2b4 b5a4 e2a2 c7c4 b4b5

Moves

movestateevalpn / dnvisits
f7g8unsolved-3403backed ·41 / 1531
f6f5unsolved-3492backed ·31 / 701
f8e7unsolved-3512backed ·31 / 2111
b7b6unsolved-3517backed ·21 / 991
a7a5unsolved-3704backed ·51 / 1821
c7c8unsolved-3743backed ·41 / 2251
c7d7unsolved-3887backed ·31 / 2031
f8b4unsolved-3894backed ·21 / 842
d5e4unsolved-4076backed ·31 / 1971
c7c6unsolved-10000backed ·11 / 1871
a7a6WHITE_WIN MINIMAX-≤M110 / ∞1
f8c5WHITE_WIN MINIMAX-≤M110 / ∞1
f8d6WHITE_WIN MINIMAX-≤M110 / ∞1
f8g7WHITE_WIN MINIMAX-≤M110 / ∞1
f8a3WHITE_WIN MINIMAX-≤M100 / ∞1
c7c5WHITE_WIN MINIMAX-≤M90 / ∞1
c7e7WHITE_WIN MINIMAX-≤M90 / ∞1
h6h5WHITE_WIN MINIMAX-≤M80 / ∞1
c7c4WHITE_WIN MINIMAX-≤M80 / ∞2
c7c3WHITE_WIN MINIMAX-≤M60 / ∞1
f7e7WHITE_WIN MINIMAX-≤M60 / ∞1
e6e5WHITE_WIN MINIMAX-≤M30 / ∞1
g6g5WHITE_WIN MINIMAX-≤M30 / ∞1
f7g7WHITE_WIN MINIMAX-≤M10 / ∞1