rn1qkbnr/p5p1/7p/1b1ppp1P/2pP4/1PP3PN/P2QPP1R/R1B1KB2 w Q - 0 12
FEN state: rn1qkbnr/p5p1/7p/1b1ppp1P/2pP4/1PP3PN/P2QPP1R/R1B1KB2 w Q - 0 12 ; Best move: d4e5
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7 and black pawn at g7. Black pawn at h6. Black bishop at b5, black pawn at d5, black pawn at e5, black pawn at f5 and white pawn at h5. Black pawn at c4 and white pawn at d4. White pawn at b3, white pawn at c3, white pawn at g3 and white knight at h3. White pawn at a2, white queen at d2, white pawn at e2, white pawn at f2 and white rook at h2. White rook at a1, white bishop at c1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 0. Full move number is 12. White to move.