r3kb1r/p1p5/1p3npp/q2p4/2BPppPP/N4P2/RBn2K2/3Q2NR w kq - 0 20
FEN state: r3kb1r/p1p5/1p3npp/q2p4/2BPppPP/N4P2/RBn2K2/3Q2NR w kq - 0 20 ; Best move: a3c2
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 a7 and black pawn at c7. Black pawn at b6, black knight at f6, black pawn at g6 and black pawn at h6. Black queen at a5 and black pawn at d5. White bishop at c4, white pawn at d4, black pawn at e4, black pawn at f4, white pawn at g4 and white pawn at h4. White knight at a3 and white pawn at f3. White rook at a2, white bishop at b2, black knight at c2 and white king at f2. White queen at d1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 20. White to move.