import re
import sys
n = int(input())
html = sys.stdin.read()
pattern_tag = r'<(\w+)(\s\w+=["\'].*?["\'])?\s?/?>'
matches = re.findall(pattern_tag, html)
dict_tag = {}
for match in matches:
    pattern_attribute = r'\s(\w+)='
    atts = re.findall(pattern_attribute, match[1])
    if match[0] in dict_tag:
        dict_tag[match[0]].update(atts)
    else:
        dict_tag[match[0]] = set(atts)
dict_tag = dict(sorted(dict_tag.items()))
for k, v in dict_tag.items():
    print(k,":", sep="", end="")
    atts = sorted(list(v))
    print(",".join(atts))