rn3br1/1ppbk1pp/3p4/p3p2n/PP2pq1P/2N1PP2/2PPK1PR/R1BQ2N1 w - - 0 15
FEN state: rn3br1/1ppbk1pp/3p4/p3p2n/PP2pq1P/2N1PP2/2PPK1PR/R1BQ2N1 w - - 0 15 ; Best move: e3f4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at g8. Black pawn at b7, black pawn at c7, black bishop at d7, black king at e7, black pawn at g7 and black pawn at h7. Black pawn at d6. Black pawn at a5, black pawn at e5 and black knight at h5. White pawn at a4, white pawn at b4, black pawn at e4, black queen at f4 and white pawn at h4. White knight at c3, white pawn at e3 and white pawn at f3. White pawn at c2, white pawn at d2, white king at e2, white pawn at g2 and white rook at h2. White rook at a1, white bishop at c1, white queen at d1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. White to move.