History is related to Research. Research is a synonym of Examination. 
Kneel is derived from Knee. Kneel is a type of Rest. Rest is related to Light. Light is related to Sign. 
History <--RelatedTo--> Research <--Synonym--> Examination 
Knee <--DerivedFrom-- Kneel --IsA--> Rest <--RelatedTo--> Light <--RelatedTo--> Sign 