r1b2b1r/p2ppk1p/n7/2pn1pp1/4qPPP/PpN2N2/RPPP1KB1/2B2Q1R w - - 0 15
FEN state: r1b2b1r/p2ppk1p/n7/2pn1pp1/4qPPP/PpN2N2/RPPP1KB1/2B2Q1R w - - 0 15 ; Best move: c3e4
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7, black pawn at e7, black king at f7 and black pawn at h7. Black knight at a6. Black pawn at c5, black knight at d5, black pawn at f5 and black pawn at g5. Black queen at e4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at a3, black pawn at b3, white knight at c3 and white knight at f3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at d2, white king at f2 and white bishop at g2. White bishop at c1, white queen at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. White to move.