Teacher:In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
Teacher: Now, understand the problem? Solve this instance: Context: he was mostly used as a reserve choice for experienced Zoran Vaskovic until the 201213 season, when got a chance from the 2nd fixture of the competition making his Serbian SuperLiga debut. H Link Information: The Serbian SuperLiga ( / Superliga Srbije), known as the Linglong Tire SuperLiga for sponsorship reasons, is a Serbian professional league for football clubs.

At the top of the Serbian football league system, it is the country's primary football competition. It is contested by 16 clubs Question: How many teams are in the league that Peric made his debut in during the 2012-13 season?
Student:
Answer: 16