r1bq1b1r/1ppp3p/4k1pn/4pp2/1p2P2P/NPP3PN/3P1P2/1RBQKBR1 w - - 0 13
FEN state: r1bq1b1r/1ppp3p/4k1pn/4pp2/1p2P2P/NPP3PN/3P1P2/1RBQKBR1 w - - 0 13 ; Best move: f1c4
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 h8. Black pawn at b7, black pawn at c7, black pawn at d7 and black pawn at h7. Black king at e6, black pawn at g6 and black knight at h6. Black pawn at e5 and black pawn at f5. Black pawn at b4, white pawn at e4 and white pawn at h4. White knight at a3, white pawn at b3, white pawn at c3, white pawn at g3 and white knight at h3. White pawn at d2 and white pawn at f2. White rook at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 13. White to move.