Original sentence: By the end of April 1917, he'd brought his kill tally to 17 victories; he had been made Staffelfuhrer of Prussian Jasta 15 on the 26th.It was an obvious illustration of his gunnery tactics of pointblank fire; he was known to down a foe with just five shots
Edited sentence: Gontermann's personal reputation was that of an aloof man with few friends.He was accounted the premier marksman of his squadron, as well as a skilled aerobaticist.It was an obvious illustration of his gunnery tactics of pointblank fire; he was known to down a foe with as few as five shots.On 26 April 1917, he'd brought his kill tally to 17 victories; he was also made Staffelfuhrer of Prussian Jasta 15 the same day.Professionally, he was a student of enemy aircraft types, with a special knack for picking off his foes from pointblank range from within their blind spots