<prompt> Gadzira shanduro yakaoma zvikuru yemutsara uyu Yakarayirwa kubva kuBath Iron Works musi wa 28 February 1977 sechikamu chepurogiramu yeFY77, Flatley keel yakaiswa musi wa 13 November 1979.  <response>: Chokwadika, shanduro yakaoma zvikuru yemutsara uyu ndeiyi Yakarayirwa kubva kuBath Iron Works musi wa 28 February 1977 sechikamu chepurogiramu yeFY77,Flatley yakaiswa pasi musi wa 13 November 1979, yakatangwa musi wa 15 May 1980, uye yakatanga kushanda musi wa 20 June 1981. 