1rbq1b1r/3p1ppp/ppp1k3/2n1p3/P3Pn1P/2PPR3/1PNNKPP1/R1BQ1B2 w - - 2 13
FEN state: 1rbq1b1r/3p1ppp/ppp1k3/2n1p3/P3Pn1P/2PPR3/1PNNKPP1/R1BQ1B2 w - - 2 13 ; Best move: e2e1
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at a6, black pawn at b6, black pawn at c6 and black king at e6. Black knight at c5 and black pawn at e5. White pawn at a4, white pawn at e4, black knight at f4 and white pawn at h4. White pawn at c3, white pawn at d3 and white rook at e3. White pawn at b2, white knight at c2, white knight at d2, white king at e2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 2. Full move number is 13. White to move.