<?xml version="1.0" encoding="UTF-8"?>
<osm version="0.6" generator="mapnik">
  <node lat="0" lon="2" id="1"/>
  <node lat="2" lon="0" id="2"/>
  <node lat="0" lon="-2" id="3"/>
  <node lat="-2" lon="0" id="4"/>
  <way id="1">
    <nd ref="1"/>
  </way>
  <way id="2">
    <nd ref="2"/>
  </way>
  <way id="2">
    <nd ref="3"/>
  </way>
  <way id="2">
    <nd ref="4"/>
  </way>
</osm>