Lufthansa Group’s low-cost subsidiary Eurowings and UK low-cost carrier easyJet reportedly could become partners , Lufthansa Group chairman and CEO Carsten Spohr told German magazine Der Spiegel .
Utilize the input text as a context reference, choose the right relationship between 'Eurowings' and 'Lufthansa Group' from the options.
Options: parent organization, location of formation, publisher, headquarters location