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2020-11-05 compared with 2020-08-07 · 0 added, 0 removed, 20 unchanged (0% of the section changed)
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.