Complex sentence: Plautdietsch has a Low German (Low Saxon) base, and as such, it does not show the effects of the High German consonant shift, which separated the High German dialects from the Low German dialects and all other Germanic languages.
Split into simpler sentences: Plautdietsch has a Low German (Low Saxon) base, and as such, it does not show the effects of the High German consonant shift. This distinguished the High German dialects from the Low German dialects and all other Germanic languages.