What is the relationship between 'Google Maps' and 'Google' in the context of the input sentence.
Options: chairperson, currency, developer, brand

"We are constantly working on making Google Maps a more comprehensive, daily tool for Indians and we hope that this new real-time traffic information for 12 cities and all national highways will help drivers across the country find the best routes to their destinations with the fewest delays," Suren Ruhela, director, program management at Google said.
developer