In which venue did Kochi Tuskers Kerala play most of their matches?
Kochi Tuskers Kerala refers to Team_Name = 'Kochi Tuskers Kerala'; most of their matches refers to max(Venue_Id)
SELECT T1.Venue_Name FROM Venue AS T1 INNER JOIN Match AS T2 ON T1.Venue_Id = T2.Venue_Id INNER JOIN Team AS T3 ON T2.Team_1 = T3.Team_Id WHERE T3.Team_Name = 'Kochi Tuskers Kerala' GROUP BY T1.Venue_Name