MxN as Couples, MxN Tandem, MxN-some

Divide people into couples or tandems the same way you would for the MxN concept — count from front to back or right to left. Then do the call in those groups. The number 1 means that person isn't paired at all.

\sxvlines{b3s,g3s,b4s,g4s}	\sxvlines{g2s,b3n,g3n,b4n}

before 1x3-some Couple Up	after