Refrigerator is related to Kitchen. Kitchen is related to Bacteria. Bacteria is related to Tiny. 
Warrior is a different concept from Soldier. Soldier is a synonym of Sweat. one thing you do when you Fight is Sweat. 
Refrigerator <--RelatedTo--> Kitchen <--RelatedTo--> Bacteria <--RelatedTo--> Tiny 
Warrior <--DistinctFrom--> Soldier <--Synonym--> Sweat <--HasSubevent-- Fight 