Left-wing Syriza party leader Alexis Tsipras, left, waves to his supporters as leader of the right-wing Independent Greeks party Panos Kammenos makes the victory sign after his general election victory, at Syriza's party’s main electoral center in Athens, Sunday, Sept. 20, 2015.
Refer to the input text as context and select the correct relationship between 'Independent Greeks' and 'Panos Kammenos' from the available options.
Options: original broadcaster, chairperson, position held, chief executive officer