The first two turns are in Strathspey time, the second two are in Reel time.
note: the set tends to move upwards; ease down gently in the turns to end in the right positions
On 2nd chord 3c+4c change sides to 1,2,3x,4x. Centro-symmetrical dance.
Note: Cosh explicitly tells 1c to pass Lsh in [9-24]; however the Rsh pass is quite common, and nicknamed »Mairi's Divorce«.
3c+4c cross on 2nd chord (1,2,3x,4x)