for students/passengerswho want to chalakudy from selam,erode,coimbator can take 12695 chennai-trivandrum SF exp and get malabar exp from thrissur.trivandrum SF exp have no halt in chalakudy ,it reaches thrissur at 1.45 am and in 15 min gap you can get manglore-trivandrum malabar exp at 2.00 am