It will be everything but the kitchen sink mate defo not a collie greyhound, But i am not saying a bitza is a bad thing, I have two Bitzas myself.
Tumblers are bollocks( jeff will tell you otherwise)
Smithfield aint been seen for hundreds of years.
Basically what you get is what you see I suspect a rough coated lurcher, dont believe the hype and the adverts.
Now if you want it for work ask about working traits and if there are pics, videos of the dog working or maybe if you can go and see the dogs in action out in the fiel.....?
Good luck mate....Like i said do you homework on s