Metaphor is related to Time. Time is related to Bed. Bed is related to Blanket. Blanket is a type of Layer. 
Physical is related to Pass. Pass is related to Hand. Hand is related to Human. 
Metaphor <--RelatedTo--> Time <--RelatedTo--> Bed <--RelatedTo--> Blanket --IsA--> Layer 
Physical <--RelatedTo--> Pass <--RelatedTo--> Hand <--RelatedTo--> Human 