rnb1kbn1/pp1p2p1/4p2r/q1p1p2p/3PP2P/1P3P2/P1P1N1P1/R1BQKB1R w - - 2 13
FEN state: rnb1kbn1/pp1p2p1/4p2r/q1p1p2p/3PP2P/1P3P2/P1P1N1P1/R1BQKB1R w - - 2 13 ; Best move: c1d2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black knight at g8. Black pawn at a7, black pawn at b7, black pawn at d7 and black pawn at g7. Black pawn at e6 and black rook at h6. Black queen at a5, black pawn at c5, black pawn at e5 and black pawn at h5. White pawn at d4, white pawn at e4 and white pawn at h4. White pawn at b3 and white pawn at f3. White pawn at a2, white pawn at c2, white knight at e2 and white pawn at g2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 13. White to move.