2bq1bnr/r2kP3/npp2p1p/p5p1/5PPP/NP5R/P2PP3/R1BQKBN1 w Q - 3 13
FEN state: 2bq1bnr/r2kP3/npp2p1p/p5p1/5PPP/NP5R/P2PP3/R1BQKBN1 w Q - 3 13 ; Best move: e7d8r
The current state of the chess board is: Black bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black king at d7 and white pawn at e7. Black knight at a6, black pawn at b6, black pawn at c6, black pawn at f6 and black pawn at h6. Black pawn at a5 and black pawn at g5. White pawn at f4, white pawn at g4 and white pawn at h4. White knight at a3, white pawn at b3 and white rook at h3. White pawn at a2, white pawn at d2 and white pawn at e2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 3. Full move number is 13. White to move.