Consider is a synonym of Observe. Observe is related to Research. Scientist can Research. 
Race is related to Rocket. Rocket is related to Metal. Metal is related to Chemical. Chemical is related to Experiment. 
Consider <--Synonym--> Observe <--RelatedTo--> Research <--CapableOf-- Scientist 
Race <--RelatedTo--> Rocket <--RelatedTo--> Metal <--RelatedTo--> Chemical <--RelatedTo--> Experiment 