r2qkb1r/2pppp1p/np5n/6p1/1P1P1P2/N5P1/P2BP1bP/R2QKBN1 w Qkq - 3 13
FEN state: r2qkb1r/2pppp1p/np5n/6p1/1P1P1P2/N5P1/P2BP1bP/R2QKBN1 w Qkq - 3 13 ; Best move: f1g2
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at c7, black pawn at d7, black pawn at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at b6 and black knight at h6. Black pawn at g5. White pawn at b4, white pawn at d4 and white pawn at f4. White knight at a3 and white pawn at g3. White pawn at a2, white bishop at d2, white pawn at e2, black bishop at g2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. White queenside, black kingside and black queenside castles are available. Half move number is 3. Full move number is 13. White to move.