r1b1kbr1/1pqpp1pp/8/3Qnp2/p1P2P2/N3B1P1/P2KP2P/R4BNR w q - 3 15
FEN state: r1b1kbr1/1pqpp1pp/8/3Qnp2/p1P2P2/N3B1P1/P2KP2P/R4BNR w q - 3 15 ; Best move: d5e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at g8. Black pawn at b7, black queen at c7, black pawn at d7, black pawn at e7, black pawn at g7 and black pawn at h7. White queen at d5, black knight at e5 and black pawn at f5. Black pawn at a4, white pawn at c4 and white pawn at f4. White knight at a3, white bishop at e3 and white pawn at g3. White pawn at a2, white king at d2, white pawn at e2 and white pawn at h2. White rook at a1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 3. Full move number is 15. White to move.