Complex sentence: One with cleft arms resulted in an eight pointed cross of the Knight of the Order of St John when the Turks attacked Jerusalem, these knights fought valiantly against them but could not persist against them and so had to flee to Malta.
Split into simpler sentences: One with cleft arms resulted in an eight pointed cross of the Knight of the Order of St John when the Turks attacked Jerusalem. These knights fought valiantly against them but could not persist against them and so had to flee to Malta.