1n3bnr/r2Bp3/1pq1b1pk/p1p2p2/2P2P1N/3PP2P/PP4PR/RNB3K1 w - - 4 20
FEN state: 1n3bnr/r2Bp3/1pq1b1pk/p1p2p2/2P2P1N/3PP2P/PP4PR/RNB3K1 w - - 4 20 ; Best move: d7c6
The current state of the chess board is: Black knight at b8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, white bishop at d7 and black pawn at e7. Black pawn at b6, black queen at c6, black bishop at e6, black pawn at g6 and black king at h6. Black pawn at a5, black pawn at c5 and black pawn at f5. White pawn at c4, white pawn at f4 and white knight at h4. White pawn at d3, white pawn at e3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at g2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white king at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 20. White to move.