r2qkr2/1ppbpp1p/1Q1p1np1/8/2P5/NN1P3P/PP1PK1Pb/R1B2BR1 b - - 5 15
FEN state: r2qkr2/1ppbpp1p/1Q1p1np1/8/2P5/NN1P3P/PP1PK1Pb/R1B2BR1 b - - 5 15 ; Best move: c7b6
The current state of the chess board is: Black rook at a8, black queen at d8, black king at e8 and black rook at f8. Black pawn at b7, black pawn at c7, black bishop at d7, black pawn at e7, black pawn at f7 and black pawn at h7. White queen at b6, black pawn at d6, black knight at f6 and black pawn at g6. White pawn at c4. White knight at a3, white knight at b3, white pawn at d3 and white pawn at h3. White pawn at a2, white pawn at b2, white pawn at d2, white king at e2, white pawn at g2 and black bishop at h2. White rook at a1, white bishop at c1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 5. Full move number is 15. Black to move.