Bit is related to Data. Video is a type of Data. Video is a synonym of Picture. Picture is related to Moment. 
Teaspoon is a type of Spoon. Spoon is related to Tablespoon. Tablespoon is related to Cooking. 
Bit <--RelatedTo--> Data <--IsA-- Video <--Synonym--> Picture <--RelatedTo--> Moment 
Teaspoon --IsA--> Spoon <--RelatedTo--> Tablespoon <--RelatedTo--> Cooking 