Any wine connoisseurs around? I got my hands on a bottle needing more i fo

What's up boyos?

I've just gotten my hand on a 1966 Grand Vin De Pomerol Chateau La Cabanne bottle of wine. Im trying to appaise it but couldn't get some solid info on google. Same year bottles fro the same brand can be seen at $3500 - $8500
Anyone in the know can give me some info?

would rate/ 10

passing out is an option, quitting is not