question: In 2015 , the Airports Council International gave what award to Indira Gandhi International Airport ?
answer: Best airport in the world in the 25 -- 40 million passengers category
turker_answer: In 2015 , the Airports Council International gave the Indira Gandhi International Airport the best airport in the world award in the 25-40 million passengers category .
rule-based: In 2015 , the Airports Council International gave best airport in the world in the 25 -- 40 million passengers category to Indira Gandhi International Airport .