Catch the honking palindrome numbered WAP-4 22322 from Lallaguda ELS powering 16519 Jolarpettai - KSR Bengaluru Express followed by the palindrome numbered WDG-3A 14641 from Erode DLS powering the 16614 Coimbatore Rajkot Express which had an awesome honk and epic chugging as it accelerates after a brief halt (Date - 21/07/2017, Location - Hoodi Halt, KA)