#!/usr/bin/env python

# Removes duplication from XPath expressions

# Filters one XPath per line from stdin to stdout

import re

import sys

def main():

    while True:

        line = sys.stdin.readline()

        if line == '': break

        # Forward * abbrs

        line = re.sub(r'(/)(\w+)(?=\w*(?:->/[^/]*)?/\2\b)', r'\1*', line)

        # Backward * abbrs

        line = re.sub(r'(/(\w+)->/[^/]*/[^/]*\[)\2', r'\1*', line)

        sys.stdout.write(line)

main()