r1bqk2r/2pp1p1p/4p1pn/1pbnN3/Q1P1P2P/p4P2/PP1P2PR/1RB1KBN1 w kq - 2 13
FEN state: r1bqk2r/2pp1p1p/4p1pn/1pbnN3/Q1P1P2P/p4P2/PP1P2PR/1RB1KBN1 w kq - 2 13 ; Best move: a4a8
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black pawn at e6, black pawn at g6 and black knight at h6. Black pawn at b5, black bishop at c5, black knight at d5 and white knight at e5. White queen at a4, white pawn at c4, white pawn at e4 and white pawn at h4. Black pawn at a3 and white pawn at f3. White pawn at a2, white pawn at b2, 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 2. Full move number is 13. White to move.