Various subfields of AI have held contests by defining a standard task and inviting researchersto do

Various subfields of AI have held contests by defining a standard task and inviting researchersto do their best. Examples include the DARPA Grand Challenge for robotic cars,The International Planning Competition, the Robocup robotic soccer league, the TREC informationretrieval event, and contests in machine translation, speech recognition. Investigatefive of these contests, and describe the progress made over the years. To what degree have thecontests advanced toe state of the art in AI? Do what degree do they hurt the field by drawingenergy away from new ideas?can u please provide answer for this question?