Complex sentence: F Mk XIVs had a total of 109.5 gal of fuel consisting of 84 gal in two main tanks and a 12.5 imp gal fuel tank in each leading edge wing tank; other 30,45,50 or 90 gal drop tanks could be carried.
Split into simpler sentences: F Mk XIVs had a total of 109.5 gal of fuel consisting of 84 gal in two main tanks and a 12.5 imp gal fuel tank in each leading edge wing tank. In addition, 30,45,50 or 90 gal drop tanks could be carried.