{{explanation}}
8 couples, W on R, form square; two C to each side, all face in; “odd” C (1,3,5,7) on the R, “even” C (2,4,6,8) on the L.  
Part A

1–
: All Circle16 and back
9–
: Sides join NH into big star RHA once round with W 1,3,5,7 in the centre, finish “odd” Cs in inner square, “even” Cs outside them
17–
: All set twice to P ; Turn P BH
24–40
: Concentric G Chains, 2 bars/hand, the “inner square” with PdB, “outer square” with Sk-Change

{{explanation}}
Part B

1–
: in centre 1W + 5W set twice ; Tulloch turn **while{8}** the others Circle14 and back
9–
: 1W+5W set to and turn P ; 1W+6M & 5W+2M set and turn
17–
: 1W+1M+6M & 5W+5M+2M Opposing Reels3
25–
: Repeat [1–8], using the other arm for the Tulloch turn
33–
: 1W+8M & 5W+4M (W with their corners) set and turn ; 1W+3M & 5W+7M set and turn
41–
: 1W+3M+8M & 5W+7M+4M Opposing Reels3, finish in own position

{{explanation}}
Repeat all part B with successively 2W+6W, 3W+7W, 4W+8W in centre.  For the first Tulloch turn, the “odd” C use R arm, the 'even” couples L arm.  
Repeat all part B with successively 1M+5M, 2M+6M, 3M+7M, 4M+8M in centre  
Repeat part A