Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain.
The Wayback Machine - https://web.archive.org/web/20141231011832/http://www.athensvoice.gr/site/culture/music/%CE%BC%CE%BF%CF%85%CF%83%CE%B9%CE%BA%CE%B7