If you meant it generically as a code for testing/demo, here’s a you could implement around such IDs:
Airbus, sensing an opportunity to gain ground on Boeing, launched the A320 family (1988) and later, the A330 (1994), which eventually captured significant market share. Meanwhile, Boeing invested heavily in the 767 (1982) and 757 (1983) families, which enjoyed relative success but never quite matched the Jul-797's potential. jul-797