1n2kb1r/rp2pppn/pqpp3p/8/PP2b3/2KPP3/2P2PPP/RNB1QBNR w k - 11 15
FEN state: 1n2kb1r/rp2pppn/pqpp3p/8/PP2b3/2KPP3/2P2PPP/RNB1QBNR w k - 11 15 ; Best move: a4a5
The current state of the chess board is: Black knight at b8, black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black pawn at e7, black pawn at f7, black pawn at g7 and black knight at h7. Black pawn at a6, black queen at b6, black pawn at c6, black pawn at d6 and black pawn at h6. White pawn at a4, white pawn at b4 and black bishop at e4. White king at c3, white pawn at d3 and white pawn at e3. White pawn at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at e1, white bishop at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 11. Full move number is 15. White to move.