Before revision:  We have pursued the use of methods for extracting diverse forms of mechanism relations from the natural language of scientific papers. We seek to identify concepts in COVID-19 and related literature which represent activities, functions , associations and causal relations, ranging from cellular processes to economic impacts.
After revision:  We pursue the construction of a knowledge base (KB) of mechanisms -- a fundamental concept across the sciences encompassing activities, functions , associations and causal relations, ranging from cellular processes to economic impacts.