1rb1kb1r/pp2nn1p/3p4/5PP1/1pPPp3/B4N2/3NPPBR/1R1QK3 w - - 2 20
FEN state: 1rb1kb1r/pp2nn1p/3p4/5PP1/1pPPp3/B4N2/3NPPBR/1R1QK3 w - - 2 20 ; Best move: d2e4
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black knight at e7, black knight at f7 and black pawn at h7. Black pawn at d6. White pawn at f5 and white pawn at g5. Black pawn at b4, white pawn at c4, white pawn at d4 and black pawn at e4. White bishop at a3 and white knight at f3. White knight at d2, white pawn at e2, white pawn at f2, white bishop at g2 and white rook at h2. White rook at b1, white queen at d1 and white king at e1. Both players have exhausted their castles. Half move number is 2. Full move number is 20. White to move.