Fixed grammatical typos in gis docs.

Spatial Lookups

===============

Just like when using the :ref:`queryset-api`, interaction

with ``GeoQuerySet`` by :ref:`chaining filters <chaining-filters>`.

Instead of the regular Django :ref:`field-lookups`, the

spatial lookups in this section are available for :class:`GeometryField`.

The spatial lookups in this section are available for :class:`GeometryField`.

For an introduction, see the :ref:`spatial lookups introduction

<spatial-lookups-intro>`.  For an overview of what lookups are

Oracle

~~~~~~

Here the relation pattern is comprised at least one of the nine relation

Here the relation pattern is comprised of at least one of the nine relation

strings: ``TOUCH``, ``OVERLAPBDYDISJOINT``, ``OVERLAPBDYINTERSECT``,

``EQUAL``, ``INSIDE``, ``COVEREDBY``, ``CONTAINS``, ``COVERS``, ``ON``, and

``ANYINTERACT``.   Multiple strings may be combined with the logical Boolean

Like other Django contrib applications, you will *only* need to add

:mod:`django.contrib.gis` to :setting:`INSTALLED_APPS` in your settings.

This is the so that ``gis`` templates can be located -- if not done, then

This is so that the ``gis`` templates can be located -- if not done, then

features such as the geographic admin or KML sitemaps will not function properly.

Troubleshooting