<?xml version="1.0"?>
<xs:schema targetNamespace="http://time.gov.example/termsets#" 
           xmlns:xs="http://www.w3.org/2001/XMLSchema"
           elementFormDefault="qualified"
>
  <xs:element name="starting" type="xs:date" />
  <xs:element name="ending" type="xs:date" />
</xs:schema>