rn2k1n1/pbpp1p2/1p4pr/NB6/P3qP1p/RP6/2PNQ1PP/2B3KR b q - 1 17
FEN state: rn2k1n1/pbpp1p2/1p4pr/NB6/P3qP1p/RP6/2PNQ1PP/2B3KR b q - 1 17 ; Best move: e4e2
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8 and black knight at g8. Black pawn at a7, black bishop at b7, black pawn at c7, black pawn at d7 and black pawn at f7. Black pawn at b6, black pawn at g6 and black rook at h6. White knight at a5 and white bishop at b5. White pawn at a4, black queen at e4, white pawn at f4 and black pawn at h4. White rook at a3 and white pawn at b3. White pawn at c2, white knight at d2, white queen at e2, white pawn at g2 and white pawn at h2. White bishop at c1, white king at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 17. Black to move.