r1q1k3/p1pp1p1r/1p2pbp1/nB4B1/P2P1P2/Nb2P1PQ/1PP4n/R1K3NR w q - 5 19
FEN state: r1q1k3/p1pp1p1r/1p2pbp1/nB4B1/P2P1P2/Nb2P1PQ/1PP4n/R1K3NR w q - 5 19 ; Best move: h3h7
The current state of the chess board is: Black rook at a8, black queen at c8 and black king at e8. Black pawn at a7, black pawn at c7, black pawn at d7, black pawn at f7 and black rook at h7. Black pawn at b6, black pawn at e6, black bishop at f6 and black pawn at g6. Black knight at a5, white bishop at b5 and white bishop at g5. White pawn at a4, white pawn at d4 and white pawn at f4. White knight at a3, black bishop at b3, white pawn at e3, white pawn at g3 and white queen at h3. White pawn at b2, white pawn at c2 and black knight at h2. White rook at a1, white king at c1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 5. Full move number is 19. White to move.