Execute is a synonym of Start. Start is a synonym of Depart. 
you are likely to find Passenger in/at/on Airport. you are likely to find Purse in/at/on Airport. Purse is a synonym of Grant. Grant is a synonym of Concede. 
Execute <--Synonym--> Start <--Synonym--> Depart 
Passenger --AtLocation--> Airport <--AtLocation-- Purse <--Synonym--> Grant <--Synonym--> Concede 