1n3rk1/r1p1p2p/q2p2pb/ppN2pNb/3P1PnP/P2K2P1/1PP1P3/1RB1QB1R w - - 7 20
FEN state: 1n3rk1/r1p1p2p/q2p2pb/ppN2pNb/3P1PnP/P2K2P1/1PP1P3/1RB1QB1R w - - 7 20 ; Best move: c5a6
The current state of the chess board is: Black knight at b8, black rook at f8 and black king at g8. Black rook at a7, black pawn at c7, black pawn at e7 and black pawn at h7. Black queen at a6, black pawn at d6, black pawn at g6 and black bishop at h6. Black pawn at a5, black pawn at b5, white knight at c5, black pawn at f5, white knight at g5 and black bishop at h5. White pawn at d4, white pawn at f4, black knight at g4 and white pawn at h4. White pawn at a3, white king at d3 and white pawn at g3. White pawn at b2, white pawn at c2 and white pawn at e2. White rook at b1, white bishop at c1, white queen at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 7. Full move number is 20. White to move.