A1: 1st man R-hand turn 2nd woman, keep hold and give L to 2nd man's L hand to form wave of three. 1st woman down through nearer arch, up through other, all finishing in original places (all to a rant step).
A2: R-hand star, turn out to the left. L-hand star. (walked)
B1: Ones lead down R hand in R (walk), turn the woman under (without changing sides). Rant back, twos move in above them.
B2: Take ballroom hold and dance once around the other couple (rant step).
See notes at https://colinhume.com/session6