Question: "close" used in the same way in the following two sentences?

The owners decided to move and to close the factory.

My business closes every night at 8 P.M.
Answer: the same meaning
Question: "separation" used in the same way in the following two sentences?

The separation of wheat from chaff.

He hid in the separation between walls.
Answer: different meanings
Question: "match" used in the same way in the following two sentences?

These two copies are supposed to be identical, but they don't match.

Let them match their best athletes against ours.
Answer: different meanings
Question: "convention" used in the same way in the following two sentences?

Political convention.

The EU installed an inter-institutional Convention to draft a European constitution.
Answer:
the same meaning