2bqk2r/rpn1bpnp/2ppp3/p5p1/P1P1PPPP/3P3B/1PNKQ1R1/R1B3N1 b k - 0 20
FEN state: 2bqk2r/rpn1bpnp/2ppp3/p5p1/P1P1PPPP/3P3B/1PNKQ1R1/R1B3N1 b k - 0 20 ; Best move: g5f4
The current state of the chess board is: Black bishop at c8, black queen at d8, black king at e8 and black rook at h8. Black rook at a7, black pawn at b7, black knight at c7, black bishop at e7, black pawn at f7, black knight at g7 and black pawn at h7. Black pawn at c6, black pawn at d6 and black pawn at e6. Black pawn at a5 and black pawn at g5. White pawn at a4, white pawn at c4, white pawn at e4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at d3 and white bishop at h3. White pawn at b2, white knight at c2, white king at d2, white queen at e2 and white rook at g2. White rook at a1, white bishop at c1 and white knight at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 20. Black to move.