r1bqk3/p2p1p1r/3Bp3/2p2n2/P2n4/3PP3/R1PQ1P1P/b1N1K1Nr w q - 5 23
FEN state: r1bqk3/p2p1p1r/3Bp3/2p2n2/P2n4/3PP3/R1PQ1P1P/b1N1K1Nr w q - 5 23 ; Best move: c1e2
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black king at e8. Black pawn at a7, black pawn at d7, black pawn at f7 and black rook at h7. White bishop at d6 and black pawn at e6. Black pawn at c5 and black knight at f5. White pawn at a4 and black knight at d4. White pawn at d3 and white pawn at e3. White rook at a2, white pawn at c2, white queen at d2, white pawn at f2 and white pawn at h2. Black bishop at a1, white knight at c1, white king at e1, white knight at g1 and black rook at h1. Black queenside is the only castle move available. Half move number is 5. Full move number is 23. White to move.