- o["Book File"] << Option("book.bin");
- o["Best Book Move"] << Option(false);
- o["Contempt Factor"] << Option(0, -50, 50);
- o["Mobility (Midgame)"] << Option(100, 0, 200, on_eval);
- o["Mobility (Endgame)"] << Option(100, 0, 200, on_eval);
- o["Pawn Structure (Midgame)"] << Option(100, 0, 200, on_eval);
- o["Pawn Structure (Endgame)"] << Option(100, 0, 200, on_eval);
- o["Passed Pawns (Midgame)"] << Option(100, 0, 200, on_eval);
- o["Passed Pawns (Endgame)"] << Option(100, 0, 200, on_eval);
- o["Space"] << Option(100, 0, 200, on_eval);
- o["Aggressiveness"] << Option(100, 0, 200, on_eval);
- o["Cowardice"] << Option(100, 0, 200, on_eval);