1rbqkb1r/p1p1pp1p/6p1/1p1p3n/4PNPP/2NP1P2/nPP5/R1BQKBR1 w Qk - 4 10
FEN state: 1rbqkb1r/p1p1pp1p/6p1/1p1p3n/4PNPP/2NP1P2/nPP5/R1BQKBR1 w Qk - 4 10 ; Best move: a1a2
The current state of the chess board is: Black rook at b8, black bishop at c8, black queen at d8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at e7, black pawn at f7 and black pawn at h7. Black pawn at g6. Black pawn at b5, black pawn at d5 and black knight at h5. White pawn at e4, white knight at f4, white pawn at g4 and white pawn at h4. White knight at c3, white pawn at d3 and white pawn at f3. Black knight at a2, white pawn at b2 and white pawn at c2. White rook at a1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. White queenside and black kingside castles are available. Half move number is 4. Full move number is 10. White to move.