Spin Tag the Deucey [<direction>]

From waves: Centers and adjacent ends Trade. Centers Cast 3/4. Center 2 Trade while the ends tag with each other through the gap that is created. After tagging, the ends 1/4 in the indicated direction and Circulate one position, while the centers Cast 3/4. If no explicit direction is given, the default is right.

\sxvlines{b1e,g1w,g2e,b2w} \sxvdiamonds{g1e,b1n,g2w,b2s} \sxvdiamonds{g2e,b1n,g1w,b4s} \sxvlines{g3e,b4w,b1e,g2w}
1 3 1 3 2 4 2 4 1 3 1 3 2 4 2 4 2 4 1 3 1 3 4 2 3 1 4 2 1 3 2 4
before Spin Tag the Deucey Trade, centers Cast 3 center 2 Trade, ends Tag and Face Right finished