r1bq1br1/1p1pkpp1/p4n1p/2p1p3/1n3P1P/NP1P2P1/P1P1P3/1RBQKBNR w - - 0 12
FEN state: r1bq1br1/1p1pkpp1/p4n1p/2p1p3/1n3P1P/NP1P2P1/P1P1P3/1RBQKBNR w - - 0 12 ; Best move: f4e5
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 rook at g8. Black pawn at b7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at g7. Black pawn at a6, black knight at f6 and black pawn at h6. Black pawn at c5 and black pawn at e5. Black knight at b4, white pawn at f4 and white pawn at h4. White knight at a3, white pawn at b3, white pawn at d3 and white pawn at g3. White pawn at a2, white pawn at c2 and white pawn at e2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop 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 12. White to move.