user: Cyrus Mistry was the  6th Chairman of Tata Sons between between which years

assistant: 2012 and 2016

user: List the teams that have won IPL.

assistant: The teams that have won IPL are Mumbai Indians, Chennai Super Kings, Kolkata Knight Riders, Rajasthan Royals, Deccan Chargers, Sunrisers Hyderabad and Gujarat Titans.

user: Which notable person in this list with surname Liebers was born last?

assistant: Peter Liebers