r1Bqkb1r/2p2p2/3p2p1/pp2pnn1/1P5p/P2PP2P/N1P2PP1/1RBQK1NR w kq - 3 15
FEN state: r1Bqkb1r/2p2p2/3p2p1/pp2pnn1/1P5p/P2PP2P/N1P2PP1/1RBQK1NR w kq - 3 15 ; Best move: c8b7
The current state of the chess board is: Black rook at a8, white bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at c7 and black pawn at f7. Black pawn at d6 and black pawn at g6. Black pawn at a5, black pawn at b5, black pawn at e5, black knight at f5 and black knight at g5. White pawn at b4 and black pawn at h4. White pawn at a3, white pawn at d3, white pawn at e3 and white pawn at h3. White knight at a2, white pawn at c2, white pawn at f2 and white pawn at g2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 15. White to move.