Analyze the relationship between 'Syriza' and 'Alexis Tsipras' within the context of the input sentence.
Options: business division, location of formation, chairperson, developer

"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