r2qk1nr/p1ppb2p/n7/3NppRP/2p2P2/5NP1/P2PP3/1RBQKB2 w kq - 3 15
FEN state: r2qk1nr/p1ppb2p/n7/3NppRP/2p2P2/5NP1/P2PP3/1RBQKB2 w kq - 3 15 ; Best move: d5e7
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black bishop at e7 and black pawn at h7. Black knight at a6. White knight at d5, black pawn at e5, black pawn at f5, white rook at g5 and white pawn at h5. Black pawn at c4 and white pawn at f4. White knight at f3 and white pawn at g3. White pawn at a2, white pawn at d2 and white pawn at e2. White rook at b1, white bishop at c1, white queen at d1, white king at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 15. White to move.