Sky, which formed from the combination of Britain's BSkyB, Sky Deutschland (Other OTC: SKDTF - news ) and Sky Italia to serve 20 million customers in Europe, said the group had seen its highest organic customer growth for 11 years in Britain and Ireland (Other OTC: IRLD - news ) , and its highest ever customer growth in Germany and Austria.
What is the relationship between 'Sky Deutschland' and 'Sky' in the context of the input sentence.
Options: industry, operator, parent organization, product/material produced