Given the task definition and input, reply with output. In this task, you're given a context passage. Your job is to generate relevant questions that can be answered by directly referring to the passage.

Lower Level Endzone 1 , row 18 . $ 40.00 | Click here to purchase . The Dallas Cowboys earned the nickname " America's Team " by being one of the most successful and popular teams throughout the 1960s ,'70s , and 90s .

Why am I trying to talk up the Dallas Cowboys ?