<prompt> Kalima dǝwo dǝri dǝga wuzǝna dǝ: T-28 dǝ Republic of Vietnam Air Force RVNAF ro cido nasha ARVN ye dǝlan, suro kǝriwu Vietnam ye dǝn cida ngǝwu sǝdǝna suro RVNAF ye dǝlan.  <response>: Kǝriwu kǝrmai Laosbe dǝ. T-28 Trojan dǝ shima USbe buro salakye fixed wing attack aircraft non-transport type suro South Vietnamben, woktu Vietnamye kǝriwu dǝn. Capt. Robert L. Simpson, USAF, Detachment 2A, 1st Air Commando Group, kuru Lt. Hoa, RVNAF, sandiya bunduwu konnuye lan bowozana kәntagә Augustbe kawunzә 28, 1962 dәn sa sandiye bana konnuye karәgәna dәn. Kam cidaramdәye ndasoye sәdәnyi. USAFbe T-28 23 gozə kәrmai sammason suwudәna loktu kәriwuye dәn, kәrmai indi dareye dә suro saa 1968 lan wazana. 