Simplify extension when ttMove is assumed to fail high over current beta #5088
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…rent beta. Simplify extension value to -3 when ttMove is assumed to fail high over current beta. Passed non-reg STC: https://tests.stockfishchess.org/tests/view/65d66ed81d8e83c78bfddcba LLR: 2.95 (-2.94,2.94) <-1.75,0.25> Total: 235136 W: 60711 L: 60708 D: 113717 Ptnml(0-2): 969, 27904, 59874, 27797, 1024 Passed non-reg LTC: https://tests.stockfishchess.org/tests/view/65da2994944f2a78d4733107 LLR: 2.94 (-2.94,2.94) <-1.75,0.25> Total: 662850 W: 166161 L: 166602 D: 330087 Ptnml(0-2): 394, 74895, 181274, 74482, 380 Bench: 1436079
gahtan-syarif
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Simplify extension value to -3 when ttMove is assumed to fail high over current beta.
Passed non-reg STC:
https://tests.stockfishchess.org/tests/view/65d66ed81d8e83c78bfddcba
LLR: 2.95 (-2.94,2.94) <-1.75,0.25>
Total: 235136 W: 60711 L: 60708 D: 113717
Ptnml(0-2): 969, 27904, 59874, 27797, 1024
Passed non-reg LTC:
https://tests.stockfishchess.org/tests/view/65da2994944f2a78d4733107
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 662850 W: 166161 L: 166602 D: 330087
Ptnml(0-2): 394, 74895, 181274, 74482, 380
Bench: 1436079