const bool UseIIDAtNonPVNodes = false;
// Use null move driven internal iterative deepening?
- bool UseNullDrivenIID = true;
+ bool UseNullDrivenIID = false;
// Internal iterative deepening margin. At Non-PV moves, when
// UseIIDAtNonPVNodes is true, we do an internal iterative deepening search
o.push_back(Option("Full Depth Moves (non-PV nodes)", 3, 1, 100));
o.push_back(Option("Threat Depth", 5, 0, 100));
o.push_back(Option("Selective Plies", 7, 0, 10));
- o.push_back(Option("Null driven IID", true));
+ o.push_back(Option("Null driven IID", false));
o.push_back(Option("Futility Pruning (Main Search)", true));
o.push_back(Option("Futility Pruning (Quiescence Search)", true));
o.push_back(Option("Futility Margin 0", 50, 0, 1000));