r1bqk1r1/2ppp1b1/1p3p2/p1n3pp/3N2PP/P7/1BPQPPB1/3NRK1R w q - 2 15
FEN state: r1bqk1r1/2ppp1b1/1p3p2/p1n3pp/3N2PP/P7/1BPQPPB1/3NRK1R w q - 2 15 ; Best move: h4g5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black rook at g8. Black pawn at c7, black pawn at d7, black pawn at e7 and black bishop at g7. Black pawn at b6 and black pawn at f6. Black pawn at a5, black knight at c5, black pawn at g5 and black pawn at h5. White knight at d4, white pawn at g4 and white pawn at h4. White pawn at a3. White bishop at b2, white pawn at c2, white queen at d2, white pawn at e2, white pawn at f2 and white bishop at g2. White knight at d1, white rook at e1, white king at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 2. Full move number is 15. White to move.