premise: How to train big dogs<br>Start early. Although this may not always be an option, starting the dog training process when your dog is less than 1 year old is ideal, especially when it comes to large dogs. Plan to begin training your dog as soon as you bring it home, which may be as early as 8 weeks.
hypothesis: You have to wait for the dog to be away from the mother to start training. 
reason: You should wait until the puppy is about 8 weeks old and it may be away from it's mother, but it also could still be with the mother. 