Here’s a tiny smorgasbord of chaconnes, (all available free on YouTube).
Can you guess anything about the six players? Gender? Age at time of recording? Name?

Here are the six chaconnes, complete.

If you prefer, you can start with a quick sampling of passages that offer challenges worth analyzing. Same six players, same order, but excerpted.
See what you think of the various approaches. This first excerpt is approximately measures 126-132.

This second excerpt is approximately measures 161-177
(right after the first arpeggio passage).

one more…approx. measures 185-200…