from urllib2 import urlopen
from lxml.html import parse, submit_form

form = parse(urlopen('http://tinyurl.com/')).getroot().forms[1]
form.fields['url'] = 'http://ll.jus.or.jp/2008/info/xgihyo'
root = parse(submit_form(form)).getroot()
print root.xpath('//blockquote/b')[1].text