r1b1rqk1/npp2p1p/3pP1p1/p5P1/2Q1P1n1/1Pb1B3/P1P2P1P/RN2KBNR w KQ - 11 20
FEN state: r1b1rqk1/npp2p1p/3pP1p1/p5P1/2Q1P1n1/1Pb1B3/P1P2P1P/RN2KBNR w KQ - 11 20 ; Best move: c4c3
The current state of the chess board is: Black rook at a8, black bishop at c8, black rook at e8, black queen at f8 and black king at g8. Black knight at a7, black pawn at b7, black pawn at c7, black pawn at f7 and black pawn at h7. Black pawn at d6, white pawn at e6 and black pawn at g6. Black pawn at a5 and white pawn at g5. White queen at c4, white pawn at e4 and black knight at g4. White pawn at b3, black bishop at c3 and white bishop at e3. White pawn at a2, white pawn at c2, white pawn at f2 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 11. Full move number is 20. White to move.