r3kbnr/1p1qp2p/1np5/p2p1p2/4PPp1/P1PB3b/1P1P1KPP/RNB3QR b kq - 1 13
FEN state: r3kbnr/1p1qp2p/1np5/p2p1p2/4PPp1/P1PB3b/1P1P1KPP/RNB3QR b kq - 1 13 ; Best move: d5e4
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black queen at d7, black pawn at e7 and black pawn at h7. Black knight at b6 and black pawn at c6. Black pawn at a5, black pawn at d5 and black pawn at f5. White pawn at e4, white pawn at f4 and black pawn at g4. White pawn at a3, white pawn at c3, white bishop at d3 and black bishop at h3. White pawn at b2, white pawn at d2, white king at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 13. Black to move.