Windows Template Library
...that the Windows Template Library is perhaps the only open source library by Microsoft?
...that the <b id="mwIw"><a href="./Windows_Template_Library" id="mwJA" rel="mw:WikiLink" title="Windows Template Library">Windows Template Library</a></b> is perhaps the only <a href="./Open_source" id="mwJQ" rel="mw:WikiLink" title="Open source">open source</a> <a class="mw-redirect" href="./Library_(computer_science)" id="mwJg" rel="mw:WikiLink" title="Library (computer science)">library</a> by <a href="./Microsoft" id="mwJw" rel="mw:WikiLink" title="Microsoft">Microsoft</a>?