tp://search.yahoo.com/"
    title="Yahoo Search"&gt;Yahoo&lt;/a&gt; or &lt;a href="http://search.msn.com/"
    title="MSN Search"&gt;MSN&lt;/a&gt;.&lt;/p&gt;

The title attribute is optional. Link names may contain letters,
numbers and spaces, but are *not* case sensitive:

    I start my morning with a cup of coffee and
    [The New York Times][NY Times].

    [ny times]: http://www.nytimes.com/

Output:

    &lt;p&gt;I start my morning with a cup of coffee and
    &lt;a href="http://www.nytimes.com/"&gt;T