sentences:  Lipfert was credited with 203 victories achieved in 687 combat missions.All his victories were claimed over the Eastern Front and included a P-51 Mustang, 41 Yakovlev Yak-1, 41 Yakovlev Yak-9 fighters, two four-engine bombers and 39 Ilyushin Il-2 ground-attack aircraft.He was shot down fifteen times, without being injured.