keywords: argentina argentine canas tennis guillermo
text: Tennis: Argentina #39;s Guillermo Canas Wins in Opening Day Play of CA &lt;b&gt;...&lt;/b&gt; Sixth-seeded Argentine tennis player Guillermo Canas scored a 6-2, 6-4 win over Austrian wild card Julian Knowle to highlight the opening day of play at the CA Trophy tournament in Vienna.