1r1q1br1/p1pkp2p/1pnp3n/6p1/B2PpPP1/N6P/bBP5/1R1QK1NR w K - 0 17
FEN state: 1r1q1br1/p1pkp2p/1pnp3n/6p1/B2PpPP1/N6P/bBP5/1R1QK1NR w K - 0 17 ; Best move: d4d5
The current state of the chess board is: Black rook at b8, black queen at d8, black bishop at f8 and black rook at g8. Black pawn at a7, black pawn at c7, black king at d7, black pawn at e7 and black pawn at h7. Black pawn at b6, black knight at c6, black pawn at d6 and black knight at h6. Black pawn at g5. White bishop at a4, white pawn at d4, black pawn at e4, white pawn at f4 and white pawn at g4. White knight at a3 and white pawn at h3. Black bishop at a2, white bishop at b2 and white pawn at c2. White rook at b1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 17. White to move.