sentences:  The ANEC I was designed to the rules of the 1923 Lympne light aircraft trials, principally an engine capacity limit of 750 cc, and the two aircraft completed that August took part.The main prizes were for fuel economy and the second ANEC I "G-EBIL", flown by Jimmy James, shared half of the £1,500 prize with an English Electric Wren for flights of 87.5 miles (141 km) on one gallon (4.54 L) of petrol.He later reached an altitude of 14,000 ft (4,267 m) in it.