The Large Hadron Collider

1-
1c cross RH and dance ½ way around the outside of the set ; cross LH below 3c and dance around the outside back to place
9-
All ½ interlocking Reels4{3} ending with ½ LH turning the next dancer{1} ; M RHA while{4} W chase ½ way cclw, W passing opposite M LSh to
17-
W LHA while{4} M chase ½ clw ending with quick ¼ RH turn P into ; ¼ Schiehallion reel
25-
Continue with a further ½ Schiehallion reel to (4,1,2,3)
Longer instructions are at https://my.strathspey.org/u/murrough/LargeHadronCollider.pdf