Ceiling can Metaphor. you are likely to find Ceiling in/at/on House. House is made of Metal. Metal is related to Precious. 
Post is related to Future. Future is related to Science. Science is related to Chemistry. 
Metaphor <--CapableOf-- Ceiling --AtLocation--> House --MadeOf--> Metal <--RelatedTo--> Precious 
Post <--RelatedTo--> Future <--RelatedTo--> Science <--RelatedTo--> Chemistry 