Eating is related to Throat. Throat is related to Inside. 
Method is related to Experiment. Experiment is related to Science. Science is related to Topic. Topic is a synonym of Thread. 
Eating <--RelatedTo--> Throat <--RelatedTo--> Inside 
Method <--RelatedTo--> Experiment <--RelatedTo--> Science <--RelatedTo--> Topic <--Synonym--> Thread 