In the context of the input sentence, determine the relationship between 'Malaysia Airlines' and 'Kuala Lumpur'.
Options: location of formation, chief executive officer, chairperson, legal form

BEIJING Aug 6 China called on Malaysia on Thursday to continue investigating what happened to a missing Malaysia Airlines flight after Kuala Lumpur said a piece of a wing that washed up on an Indian Ocean island beach last week was part of the plane's wreckage.
location of formation