This means that your great, great, great great, great, great -- with about five million "greats" in there -- grandmother was probably the same great, great, great, great grandmother with five million "greats" in there as Holly up here.
To znamená, že vaše prapraprapraprapra – s asi pěti miliony „pra“ – babička byla nejspíš ta stejná prapraprapra babička s pěti miliony „pra“ jako ta Hollyina tady na obrázku.