r3kb1r/1p1n1ppp/5n2/pBpPp1N1/3PP1b1/6P1/PP2QP1P/RNB1KR2 w Q - 0 15
FEN state: r3kb1r/1p1n1ppp/5n2/pBpPp1N1/3PP1b1/6P1/PP2QP1P/RNB1KR2 w Q - 0 15 ; Best move: f2f3
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black knight at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at f6. Black pawn at a5, white bishop at b5, black pawn at c5, white pawn at d5, black pawn at e5 and white knight at g5. White pawn at d4, white pawn at e4 and black bishop at g4. White pawn at g3. White pawn at a2, white pawn at b2, white queen at e2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at f1. White queenside is the only castle move available. Half move number is 0. Full move number is 15. White to move.