Triple-time
A1: Ones cross and cast; twos lead up (6 steps). Twos cross and cast; ones lead up.
A2: First corner positions (2M, 1L) Hole in the Wall cross. Second corners same.
B: Ones cast up; twos lead down. All back-to-back partner. Two changes with hands (3 steps each). Two‑hand turn partner half-way and fall back slightly.
This is Colin Hume's intgerpretation.