A: Ones Hole-in-the-Wall cross and face down (6 steps); back-to-back neighbour (6 steps). Ones turn single in and up (3 steps); right-hand turn neighbour (6 steps, across the music); ones left-hand turn half-way to place (3 steps).
B: Ones cross, go below the twos who meet and lead up (6 steps); ones back-to-back while twos cast to the end of a line facing up. Lead up three steps and back; ones cross and cast while twos move in and lead up.
This is Pat Shaw's interpretation. See notes at https://colinhume.com/instr.ht