1–
: 1c dance BtoB ; cross RH | cast off (2c up)
9–
: 2c+1c L-Chain (2,1x,3)
17–
: 1c+3cnr &frac12; diag R&L ; 1c+2cnr &frac12; diag R&L (3x,1x,2x)
25–
: All set | cross RH ; all set | 3c dance down to 3pl **while{2}** 2c cast up to top (2,1,3)