r1b3nr/1p3kb1/2pqpp1n/p2p4/4P1pP/P1P3P1/1P1PBPR1/RNB1K1N1 b - - 1 15
FEN state: r1b3nr/1p3kb1/2pqpp1n/p2p4/4P1pP/P1P3P1/1P1PBPR1/RNB1K1N1 b - - 1 15 ; Best move: d5e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black knight at g8 and black rook at h8. Black pawn at b7, black king at f7 and black bishop at g7. Black pawn at c6, black queen at d6, black pawn at e6, black pawn at f6 and black knight at h6. Black pawn at a5 and black pawn at d5. White pawn at e4, black pawn at g4 and white pawn at h4. White pawn at a3, white pawn at c3 and white pawn at g3. White pawn at b2, white pawn at d2, white bishop at e2, white pawn at f2 and white rook at g2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 15. Black to move.