English grammar for parsing in NLTK

Question

Is there a ready-to-use English grammar that I can just load it and use in NLTK? I\'ve searched around examples of parsing with NLTK, but it seems like that I have to manual

Answer 1

There is a Library called Pattern. It is quite fast and easy to use.

>>> from pattern.en import parse
>>>  
>>> s = 'The mobile web is more important than mobile apps.'
>>> s = parse(s, relations=True, lemmata=True)
>>> print s

'The/DT/B-NP/O/NP-SBJ-1/the mobile/JJ/I-NP/O/NP-SBJ-1/mobile' ...