rn2k1nr/p1pb1q1p/4p1p1/1p3p2/PP1PpQPP/5N2/R1P2P1R/1NB1KB2 w kq - 0 13
FEN state: rn2k1nr/p1pb1q1p/4p1p1/1p3p2/PP1PpQPP/5N2/R1P2P1R/1NB1KB2 w kq - 0 13 ; Best move: f3e5
The current state of the chess board is: Black rook at a8, black knight at b8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black bishop at d7, black queen at f7 and black pawn at h7. Black pawn at e6 and black pawn at g6. Black pawn at b5 and black pawn at f5. White pawn at a4, white pawn at b4, white pawn at d4, black pawn at e4, white queen at f4, white pawn at g4 and white pawn at h4. White knight at f3. White rook at a2, white pawn at c2, white pawn at f2 and white rook at h2. White knight at b1, white bishop at c1, white king at e1 and white bishop at f1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. White to move.