#! /usr/bin/pythonimport sys;# Open Filef = open(sys.argv[1],'rt');wrds = ""; pos = ""; labs = ""; par = "";for line in f:        sent = line.split();    if len(sent) > 0:        wrds += sent[1] + "\t";        pos += sent[4] + "\t";        labs += sent[7] + "\t";        par += sent[6] + "\t";    else:        print wrds; wrds = "";        print pos; pos = "";        print labs; labs = "";        print par; par = "";        print "";f.close();