NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.
| Host | Duration | Avg Base NPS | Games | Wins | Losses | Draws | Elo |
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| ID | Host | Started (UTC) | Duration | Base NPS | Games | Wins | Losses | Draws | Elo | CLI | PGN |
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| Commit ID | 426f55b78d8d83ad779772dc46ad4f645177c4c4 |
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| Author | Marco Costalba |
| Date | 2010-03-21 14:12:44 UTC |
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Use fail soft in null search
If null search fails high return null value instead of beta.
With TT hash there may be a small advantage for fail-soft since
storing slightly better bounds may cause slightly more hash hits.
After 990 games at 1+0
Mod vs Orig +171 =665 -154 +6 ELO
Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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