Personnel is related to Builder. Builder is related to Build. Build is related to Play. 
Like is related to Might. Might is related to Military. you are likely to find Military in/at/on War. Combat is part of War. 
Personnel <--RelatedTo--> Builder <--RelatedTo--> Build <--RelatedTo--> Play 
Like <--RelatedTo--> Might <--RelatedTo--> Military --AtLocation--> War <--PartOf-- Combat 