rn2kbnr/2p5/3p1ppp/1p1Ppb2/p1N3P1/P1Q1PP2/1PPB3R/R1N1KB2 w Qkq - 1 20
FEN state: rn2kbnr/2p5/3p1ppp/1p1Ppb2/p1N3P1/P1Q1PP2/1PPB3R/R1N1KB2 w Qkq - 1 20 ; Best move: c4a5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at c7. Black pawn at d6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at b5, white pawn at d5, black pawn at e5 and black bishop at f5. Black pawn at a4, white knight at c4 and white pawn at g4. White pawn at a3, white queen at c3, white pawn at e3 and white pawn at f3. White pawn at b2, white pawn at c2, white bishop at d2 and white rook at h2. White rook at a1, white knight at c1, white king at e1 and white bishop at f1. White queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 20. White to move.