Read this and answer the question. If the question is unanswerable, say "unanswerable".

Estonian has been influenced by Swedish, German (initially Middle Low German, which was the lingua franca of the Hanseatic League and spoken natively in the territories of what is today known as Estonia by a sizeable burgher community of Baltic Germans, later Estonian was also influenced by standard German), and Russian, though it is not related to them genetically.

What German language did not influence Estonian?
unanswerable