<human>: Question: When was the age limit increased to 28?
Answer: The contestants must be legal U.S. residents, cannot have advanced to particular stages of the competition in previous seasons (varies depending on the season, currently by the semi-final stage until season thirteen), and must not hold any current recording or talent representation contract by the semi-final stage (in previous years by the audition stage).
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: no