rnb1r1k1/1pqp2np/2p1pp2/p3P1p1/1Q1P1BP1/5P2/PPP4P/RN2KBNR w KQ - 0 15
FEN state: rnb1r1k1/1pqp2np/2p1pp2/p3P1p1/1Q1P1BP1/5P2/PPP4P/RN2KBNR w KQ - 0 15 ; Best move: b4d2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black rook at e8 and black king at g8. Black pawn at b7, black queen at c7, black pawn at d7, black knight at g7 and black pawn at h7. Black pawn at c6, black pawn at e6 and black pawn at f6. Black pawn at a5, white pawn at e5 and black pawn at g5. White queen at b4, white pawn at d4, white bishop at f4 and white pawn at g4. White pawn at f3. White pawn at a2, white pawn at b2, white pawn at c2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 15. White to move.