House is related to Sister. Sister is related to Long. Long is related to Time. Time is related to Calendar. 
you are likely to find Committee in/at/on Church. Church is a type of Body. Body is related to Disease. you are likely to find Disease in/at/on Lab. 
House <--RelatedTo--> Sister <--RelatedTo--> Long <--RelatedTo--> Time <--RelatedTo--> Calendar 
Committee --AtLocation--> Church --IsA--> Body <--RelatedTo--> Disease --AtLocation--> Lab 