Complex sentence: In the 1990s, most air force installations were reorganized into "wings" and most facilities are now referred to without the prefix CFB, e.g., "CFB Shearwater" is now also referred to as "12 Wing Shearwater".
Split into simpler sentences: In the 1990s, most air force installations were reorganized into "wings" and most facilities are now referred to without the prefix CFB. Eg. "CFB Shearwater" is now also referred to as "12 Wing Shearwater".