2brkbnr/pp5p/nq3p2/4p1p1/2pPpP1P/6P1/PPPKN2R/RNB1QB2 w k - 4 13
FEN state: 2brkbnr/pp5p/nq3p2/4p1p1/2pPpP1P/6P1/PPPKN2R/RNB1QB2 w k - 4 13 ; Best move: c2c3
The current state of the chess board is: Black bishop at c8, black rook at d8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7 and black pawn at h7. Black knight at a6, black queen at b6 and black pawn at f6. Black pawn at e5 and black pawn at g5. Black pawn at c4, white pawn at d4, black pawn at e4, white pawn at f4 and white pawn at h4. White pawn at g3. White pawn at a2, white pawn at b2, white pawn at c2, white king at d2, white knight at e2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at e1 and white bishop at f1. Black kingside is the only castle move available. Half move number is 4. Full move number is 13. White to move.