Declare is a synonym of Announce. Sound is a type of Announce. Lap is a type of Sound. Lap is related to Track. 
Part is related to Hand. Handful is derived from Hand. 
Declare <--Synonym--> Announce <--IsA-- Sound <--IsA-- Lap <--RelatedTo--> Track 
Part <--RelatedTo--> Hand <--DerivedFrom-- Handful 