have had two same lines different parents but same gene pool all fail to make the grade and another on the mile this season all i feel entered correctly with the correct socialising all three pups very well bred with years of breeding behind them but we also have pups out of our own stuff that have shine with the same entering i think it is the luck of the draw 90 percent breeding 10 percent luck true some will never own a good dog but others will and have done im starting to think maybe these so called named lines have run there course in a lot of instances and maybe as long as you have a k