import sys

infile = open(sys.argv[1] , 'r')
outfile = open(sys.argv[2] , 'w')

outline = ''

for line in infile:
    words = line.strip().split(': ')
    outline = outline + words[1] + " "

    if "." in words[1]:
        print(outline, file=outfile)
        outline = ''

infile.close()
outfile.close()