Refer to the input text as context and select the correct relationship between 'Syriza' and 'Alexis Tsipras' from the available options.
Options: stock exchange, chairperson, legal form, founded by

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