Nod is a type of Move. Move is a type of Propose. 
Female is related to Skirt. Lap is part of Skirt. Lap is related to Computer. Computer is part of Network. 
Nod --IsA--> Move --IsA--> Propose 
Female <--RelatedTo--> Skirt <--PartOf-- Lap <--RelatedTo--> Computer --PartOf--> Network 