Complex sentence: The 449th flew the F-94A until F-94Bs became available as hand-me-downs from Elmendorf AFB the 57th FIG was inactivated replaced by the 10th Air Division.
Split into simpler sentences: The 449th flew the F-94A until F-94Bs became available as hand-me-downs from Elmendorf AFB. The 57th FIG was inactivated, replaced by the 10th Air Division.