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.
Refer to the input text as context and select the correct relationship between 'Sky Deutschland' and 'Sky' from the available options.
Options: industry, operator, product/material produced, parent organization