And he said he could not envisage getting into the kind of partnership low-cost rival Air Berlin (Xetra: AB1000 - news ) has forged with Abu Dhabi-based Etihad Airways , which also now controls Alitalia.
Refer to the input text as context and select the correct relationship between 'Air Berlin' and 'Etihad Airways' from the available options.
Options: business division, publisher, parent organization, legal form