 On 25 August , Pentland attacked and destroyed two German planes , a DFW two @-@ seater and Fokker D.VII , before himself being shot down and wounded in the foot . These would be his last victories ; his grand total of twenty @-@ three included eleven destroyed , one of which was shared , and twelve out of control , three of them shared . This score ranked him fifth among the Australian aces of the war after Robert Little , Stan Dallas , Harry Cobby and Roy King . 
