I don't know if I have it solved, but is Bf6 the first move?

Interesting idea. But it's a little trickier than that. You'll know it when you see it.

I believe the answer to be:

Correct.

Each of these puzzles are from actual games of GMs. (As opposed to alot of composed puzzles where the winning side often has an overwhelming material advantage.) Since these positions from solid play recur, We are far more likely to find these Practical tactics in our own games and thereby benefit from their study.