rnbk2nr/ppp4p/8/3pppp1/PPP1N3/8/R2PK1PP/1NBQ1B1R b - - 0 15
FEN state: rnbk2nr/ppp4p/8/3pppp1/PPP1N3/8/R2PK1PP/1NBQ1B1R b - - 0 15 ; Best move: f5e4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7 and black pawn at h7. Black pawn at d5, black pawn at e5, black pawn at f5 and black pawn at g5. White pawn at a4, white pawn at b4, white pawn at c4 and white knight at e4. White rook at a2, white pawn at d2, white king at e2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move.