Opening Book : books\knowledge.bin Positions : 6.304.859 Book Score Depth Engine e2e4 34 23 Stockfish-12 d2d4 26 24 Stockfish-12 g1f3 23 24 Stockfish-12 c2c4 22 24 Stockfish-12 b2b3 21 24 Stockfish-12 g2g3 12 24 Stockfish-12 f2f4 9 24 Stockfish-12 b1c3 7 24 Stockfish-12 b2b4 0 24 Stockfish-12 g2g4 -5 24 Stockfish-12 a2a3 -14 24 Stockfish-12 d2d3 -15 24 Stockfish-12 c2c3 -20 24 Stockfish-12 e2e3 -25 24 Stockfish-12 a2a4 -34 24 Stockfish-12 f2f3 -65 23 Stockfish-12 h2h3 -113 23 Stockfish-12