A Perfect Tin by Bob Green
duple ccw Becket double progression

A1 Long lines F&B (8)
     Right hands across star (8)
A2 Gents drop out, ladies by the right 1/2+ (4)
     Neighbor swing (12)
B1 Give & take, ladies draw the men (8)
     Partner swing (8)
B2 Circle left (8)
     On the left diagonal, slide left, Calif. twirl (8)

 Major end effects! At the top wait out on the right side, at  
the bottom wait out left. Let the other couple slide to you.