1r1qkb1r/p1p1pppp/1p1p4/3n1PP1/3BP3/3P1N2/1PN3BR/Rn1QK3 w Qk - 0 20
FEN state: 1r1qkb1r/p1p1pppp/1p1p4/3n1PP1/3BP3/3P1N2/1PN3BR/Rn1QK3 w Qk - 0 20 ; Best move: e4d5
The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black pawn at d6. Black knight at d5, white pawn at f5 and white pawn at g5. White bishop at d4 and white pawn at e4. White pawn at d3 and white knight at f3. White pawn at b2, white knight at c2, white bishop at g2 and white rook at h2. White rook at a1, black knight at b1, white queen at d1 and white king at e1. White queenside and black kingside castles are available. Half move number is 0. Full move number is 20. White to move.