Utilize the input text as a context reference, choose the right relationship between 'Syriza' and 'Alexis Tsipras' from the options.
Options: chairperson, employer, owned by, distributed by

PT5M5S 620 349 Autoplay On Off Video feedback Video settings ﻿ PM Alexis Tsipras faces Syriza mutiny Eurozone clinches deal with Greece Marousi: Business has been so brisk in the giant Kotsovolos appliance and electronics store in this upper-middle-class suburb of Athens that you might think a sale was on.
chairperson