[["General","Army"],["Admiral","Navy"],["Colonel","Army"],["Commander","Navy"],["Rear Admiral","Navy"],["Sergeant","Army"],["Chief Petty Officer","Navy"],["Brigadier General","Army"],["Fleet Admiral","Navy"],["Ensign","Navy"],["Corporal","Army"],["Lieutenant Commander","Navy"],["Private","Army"],["Seaman","Navy"],["First Sergeant","Army"],["Midshipman","Navy"]]