Utilize the input text as a context reference, choose the right relationship between 'Syriza' and 'Alexis Tsipras' from the options.
Options: location of formation, developer, business division, chairperson

"The timetable is tight so we are forced into this emergency procedure," Gerasimos Balaouras, a lawmaker from the leftist Syriza party of Prime Minister Alexis Tsipras said, kickstarting the debate in parliamentary committees.
chairperson