#!/usr/bin/env python

import sys

def read_input(file, separator='\t'):
	for line in file:
		yield line.rstrip().split(separator, 1)

def main(separator='\t'):
	# Input comes from STDIN
	data = read_input(sys.stdin)
	for uri in data:
		# Invert <number of properties> and <subject>
		print '%s%s%s' % (uri[1], separator, uri[0])

if __name__ == "__main__":
	main()