one thing you do when you Writing is Define. Marker can be used for Writing. Marker is a type of Artifact. Device is a type of Artifact. 
Grant is similar to Subsidy. Subsidy is a synonym of Benefit. Sake is a type of Benefit. 
Define <--HasSubevent-- Writing <--UsedFor-- Marker --IsA--> Artifact <--IsA-- Device 
Grant <--SimilarTo--> Subsidy <--Synonym--> Benefit <--IsA-- Sake 