Moreover, nothing in statement one reveals how the conclusion relates to the premises. So the fact that an argument has true premises is not itself very informative. Some cats are animals. Some cats are animals. Some mammals are animals.
Some mammals are animals.
Some cats are mammals. All mammals are cats. The other contains all true premises and a false conclusion. Hence, it is invalid. So, as previously explained, knowing that the premises of an argument are true is not sufficient evidence to establish the validity of an argument.