rn3bnr/1b2kppp/3q4/pPppP1N1/3Q1PP1/PP6/4P2P/RNB1KB1R b KQ - 2 13
FEN state: rn3bnr/1b2kppp/3q4/pPppP1N1/3Q1PP1/PP6/4P2P/RNB1KB1R b KQ - 2 13 ; Best move: c5d4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8, black knight at g8 and black rook at h8. Black bishop at b7, black king at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black queen at d6. Black pawn at a5, white pawn at b5, black pawn at c5, black pawn at d5, white pawn at e5 and white knight at g5. White queen at d4, white pawn at f4 and white pawn at g4. White pawn at a3 and white pawn at b3. White pawn at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 2. Full move number is 13. Black to move.