Philippoussis is on course for a third round meeting with world number one Pete Sampras of the United States , whom he beat at the Australian Open last January .
<response> <person>Philippoussis</person> is on course for a third round meeting with world number one <person>Pete Sampras</person> of the <location>United States</location> , whom he beat at the <misc>Australian Open</misc> last January . </response>