Utilize the input text as a context reference, choose the right relationship between 'Inmarsat' and 'LONDON' from the options.
Options: legal form, member of, manufacturer, headquarters location

LONDON (ShareCast) - (ShareCast News) - Inmarsat (Other OTC: IMASF - news ) confirmed that the launch of its third satellite in the Global Express programme, I-5 F3, has been scheduled at the Baikonur Cosmodrome in Kazakhstan on Friday 28 August.
headquarters location