In the context of the input sentence, determine the relationship between 'Syriza' and 'Alexis Tsipras'.
Options: founded by, legal form, stock exchange, chairperson

He views the forthcoming election as a positive because it would enable Alexis Tsipras to separate from the more radical elements of the Syriza party and be in a position to implement necessary reforms like work rule changes and pension modification.
chairperson