rn2kb1r/p2p3p/b1n5/1p2P1p1/1Ppq4/P1B2P1P/2P1P3/3RKBNR b Kkq - 1 20
FEN state: rn2kb1r/p2p3p/b1n5/1p2P1p1/1Ppq4/P1B2P1P/2P1P3/3RKBNR b Kkq - 1 20 ; Best move: d4c3
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at h7. Black bishop at a6 and black knight at c6. Black pawn at b5, white pawn at e5 and black pawn at g5. White pawn at b4, black pawn at c4 and black queen at d4. White pawn at a3, white bishop at c3, white pawn at f3 and white pawn at h3. White pawn at c2 and white pawn at e2. White rook at d1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 20. Black to move.