rn2k1nr/5p1p/pppq4/1N2p1p1/1b1pb2P/6Q1/PPPP2PR/1RB1KBN1 w kq - 0 13
FEN state: rn2k1nr/5p1p/pppq4/1N2p1p1/1b1pb2P/6Q1/PPPP2PR/1RB1KBN1 w kq - 0 13 ; Best move: b5d6
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at c6 and black queen at d6. White knight at b5, black pawn at e5 and black pawn at g5. Black bishop at b4, black pawn at d4, black bishop at e4 and white pawn at h4. White queen at g3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white pawn at g2 and white rook at h2. White rook at b1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move.