Trying to learn how to translate from the human translation examples.
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lh~?
those aircrew who are medically fit for unrestricted flying duty but whose duties do not entail actual operation of the aircraft to which they are assigned are awarded an a4, for example, the loadmaster and fligltt attendant . all cf members who are medically fit to fly as passengers are a5 ; those who are not are a6 . aircrew who become medically fgght commenl, edition 1 1978