Analyze the relationship between 'Airbus' and 'aircraft' within the context of the input sentence.
Options: founded by, product/material produced, developer, distribution format

Test pilot and designer Didier Esteyne landed Airbus Group's E-Fan 1.0 plane in the French port of Calais on Friday after flying the 74 kilometres from Lydd in south-east England in 37 minutes, setting a "milestone for the all-electric aircraft technology," the company said.
product/material produced