import sys, re

WORD_RE=re.compile('\w+')

index={}

with open(sys.argv[1],encoding='utf8') as fp:
    for line_no, line in enumerate(fp,1):
        for match in WORD_RE.finditer(line):
            word = match.group()
            column_no = match.start()+1
            location=(line_no, column_no)
            index.setdefault(word, []).append(location)

for word in sorted(index,key=str.upper):
    print(word,index[word])