Gentlemen, looking into Soviet documents, I must say that Otto Kittel was shot down in combat with 4 (not 14 !) Il-2 of 502 shap, 214shad of 15VA, flown by lt. V.P.Komendat.
https://ru.wikipedia.org/wiki/%D0%9A...B2%D0%B8%D1%87
For this aircombat, he was awarded with Order of Alexander Nevsky.