r1b1qb1r/np1ppk1p/2p5/p6P/P1P1P3/N1R5/1P1n2P1/2BQKBNR b K - 0 16
FEN state: r1b1qb1r/np1ppk1p/2p5/p6P/P1P1P3/N1R5/1P1n2P1/2BQKBNR b K - 0 16 ; Best move: d2e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at e8, black bishop at f8 and black rook at h8. Black knight at a7, black pawn at b7, black pawn at d7, black pawn at e7, black king at f7 and black pawn at h7. Black pawn at c6. Black pawn at a5 and white pawn at h5. White pawn at a4, white pawn at c4 and white pawn at e4. White knight at a3 and white rook at c3. White pawn at b2, black knight at d2 and white pawn at g2. White bishop at c1, white queen at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 16. Black to move.