when relating to writing, understanding number makes me think of symbol, which allows sign to make sense of meaning.
when relating to global system, understanding mechanistic makes me think of social, which allows animate to make sense of ecological.

A writing is both a symbol and a meaning.
A global system is both a social and a ecological.

when relating to q1n, understanding q1r makes me think of q1o, which allows q1e to make sense of q1s.
when relating to q1n, understanding q1r makes me think of q1o, which allows q1e to make sense of q1s.

A q1n is both a q1o and a q1s.
A q1n is both a q1o and a q1s.