1nq2b1r/rp1k2pp/p2ppp2/2p5/1PP3n1/P2NPPPN/R2PB2P/2BbK1R1 b - - 2 20
FEN state: 1nq2b1r/rp1k2pp/p2ppp2/2p5/1PP3n1/P2NPPPN/R2PB2P/2BbK1R1 b - - 2 20 ; Best move: d1e2
The current state of the chess board is: Black knight at b8, black queen at c8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black king at d7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at d6, black pawn at e6 and black pawn at f6. Black pawn at c5. White pawn at b4, white pawn at c4 and black knight at g4. White pawn at a3, white knight at d3, white pawn at e3, white pawn at f3, white pawn at g3 and white knight at h3. White rook at a2, white pawn at d2, white bishop at e2 and white pawn at h2. White bishop at c1, black bishop at d1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 20. Black to move.