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HTML is good for debugging, but is unsuitable for application use.
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To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
<query-continue>
<alltransclusions gatcontinue="CC-by-SA|1274" />
</query-continue>
<query>
<pages>
<page pageid="323" ns="6" title="File:Gears notice 100.png" />
<page pageid="427" ns="6" title="File:Structure of china govt wang deangelis 2012.jpg" />
<page pageid="582" ns="6" title="File:BlockdiagramofUmatillaBasinhydrogeology.jpg" />
<page pageid="583" ns="6" title="File:2007Umatillasubbasinsituationmap.jpg" />
<page pageid="585" ns="6" title="File:DanudeRiverBasin.jpg" />
<page pageid="971" ns="6" title="File:AquaPedia-Screenshot-case1.png" />
<page pageid="973" ns="6" title="File:AquaPedia-Screenshot-case2.png" />
<page pageid="974" ns="6" title="File:Aquapedia-screenshot-explain-tabs-links.png" />
<page pageid="1269" ns="6" title="File:Clark County Population Growth 1950 - 2010.png" />
<page pageid="1270" ns="6" title="File:SNWA Timeline 1920 - 2005.jpg" />
</pages>
</query>
</api>