r1b1kbnr/pppq2p1/8/4p2p/1n2Pp2/P1N3PN/1PPP1P1P/1RB1QRK1 b k - 1 13
FEN state: r1b1kbnr/pppq2p1/8/4p2p/1n2Pp2/P1N3PN/1PPP1P1P/1RB1QRK1 b k - 1 13 ; Best move: b4c2
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black queen at d7 and black pawn at g7. Black pawn at e5 and black pawn at h5. Black knight at b4, white pawn at e4 and black pawn at f4. White pawn at a3, white knight at c3, white pawn at g3 and white knight at h3. White pawn at b2, white pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at b1, white bishop at c1, white queen at e1, white rook at f1 and white king at g1. Black kingside is the only castle move available. Half move number is 1. Full move number is 13. Black to move.