BAE Systems Australia expanded with its parent company 's acquisition of Armor Holdings in 2007 and doubled in size with the purchase of Tenix Defence in June 2008 .
Head entity: tenix defence Q7699876 23 24
Tail entity: bae systems australia Q4834515 0 1 2
Relation (head \u2192 tail): P155
Inverse relation (tail \u2192 head): P156