4kbnr/prpb1p2/6pp/4p3/4P3/3P1N1P/PPP2qP1/R1K3NR w k - 1 20
FEN state: 4kbnr/prpb1p2/6pp/4p3/4P3/3P1N1P/PPP2qP1/R1K3NR w k - 1 20 ; Best move: g1e2
The current state of the chess board is: Black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black rook at b7, black pawn at c7, black bishop at d7 and black pawn at f7. Black pawn at g6 and black pawn at h6. Black pawn at e5. White pawn at e4. White pawn at d3, white knight at f3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, black queen at f2 and white pawn at g2. White rook at a1, white king at c1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 20. White to move.