r1bq1bn1/pp2p3/n1p2k1r/3p2pp/P2P1P2/1Q2P1Pp/1P6/RNB2KNR b - - 0 15
FEN state: r1bq1bn1/pp2p3/n1p2k1r/3p2pp/P2P1P2/1Q2P1Pp/1P6/RNB2KNR b - - 0 15 ; Best move: g5g4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at b7 and black pawn at e7. Black knight at a6, black pawn at c6, black king at f6 and black rook at h6. Black pawn at d5, black pawn at g5 and black pawn at h5. White pawn at a4, white pawn at d4 and white pawn at f4. White queen at b3, white pawn at e3, white pawn at g3 and black pawn at h3. White pawn at b2. White rook at a1, white knight at b1, white bishop at c1, white king at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move.