     <font-face-uri xlink:href="../resources/FreeSerifItalic.svg#FreeSerifItalic"/>
	      </font-face-src>
	    </font-face>
	    <font-face font-family="FreeSerif" unicode-range="U+0-7F" font-weight="700"  font-style="italic">
	      <font-face-src>
	        <font-face-uri xlink:href="../resources/FreeSerifBoldItalic.svg#FreeSerifBoldItalic"/>
	      </font-face-src>
	    </font-face>
  	</defs>
    <text x="25" y="20" font-size="16">Basics of tspan: changing visual properties and positioning.</text>
    