Bond is a synonym of Bind. Bind is a type of Cover. Mask is a type of Cover. one thing you do when you Painting is Mask. 
Emotion can be Pleasant. Uncertainty is a type of Emotion. 
Bond <--Synonym--> Bind --IsA--> Cover <--IsA-- Mask <--HasSubevent-- Painting 
Pleasant <--HasProperty-- Emotion <--IsA-- Uncertainty 