And these deals follow Rolls-Royce's mammoth $9.2bn contract with Emirates back in April to supply Trent 900 engines -- as well as TotalCare maintenance packages -- to 50 Airbus A380 aircraft from 2016.
What is the relationship between 'Airbus A380' and 'Emirates' in the context of the input sentence.
Options: product/material produced, member of, brand, operator